default search action
Journal of Integer Sequences, Volume 17
Volume 17, Number 1, 2014
- István Mezö:
Periodicity of the Last Digits of Some Combinatorial Sequences. 14.1.1 - Serkan Araci, Xiangxing Kong, Mehmet Açikgöz, Erdogan Sen:
A New Approach to Multivariate q-Euler Polynomials Using the Umbral Calculus. 14.1.2 - Christian Ballot:
On a Congruence of Kimball and Webb Involving Lucas Sequences. 14.1.3 - Li-Na Zheng, Rui Liu, Feng-Zhen Zhao:
On the Log-Concavity of the Hyperfibonacci Numbers and the Hyperlucas Numbers. 14.1.4 - Luca Ferrari, Emanuele Munarini:
Enumeration of Edges in Some Lattices of Paths. 14.1.5 - Yangzhou Hu:
On the Number of Fixed-Length Semiorders. 14.1.6 - Soichi Ikeda, Kaneaki Matsuoka:
On the Lcm-Sum Function. 14.1.7 - Soufiane Mezroui, Abdelmalek Azizi, M'hammed Ziane:
On a Conjecture of Farhi. 14.1.8
Volume 17, Number 2, 2014
- Neven Elezovic:
Asymptotic Expansions of Central Binomial Coefficients and Catalan Numbers. 14.2.1 - H. W. Gould, Jocelyn Quaintance:
Bernoulli Numbers and a New Binomial Transform Identity. 14.2.2 - Paul Barry:
Generalized Stirling Numbers, Exponential Riordan Arrays, and Toda Chain Equations. 14.2.3 - Randell Heyman:
On the Number of Polynomials of Bounded Height that Satisfy the Dumas Criterion. 14.2.4 - Mirac Cetin Firengiz, Dursun Tasci, Naim Tuglu:
Some Identities for Fibonacci and Incomplete Fibonacci p-Numbers via the Symmetric Matrix Method. 14.2.5 - Paul Barry:
Constructing Exponential Riordan Arrays from Their A and Z Sequences. 14.2.6 - Barry Balof, Helen Jenne:
Tilings, Continued Fractions, Derangements, Scramblings, and e. 14.2.7 - Sadegh Nazardonyavi, Semyon B. Yakubovich:
Extremely Abundant Numbers and the Riemann Hypothesis. 14.2.8
Volume 17, Number 3, 2014
- Deepak Subedi:
Complementary Bell Numbers and p-adic Series. 14.3.1 - Shane Chern:
Fermat Numbers in Multinomial Coefficients. 14.3.2 - Sergey Kitaev, Jeffrey B. Remmel:
The 1-Box Pattern on Pattern-Avoiding Permutations. 14.3.3 - Jukka Kohonen, Jukka Corander:
Addition Chains Meet Postage Stamps: Reducing the Number of Multiplications. 14.3.4 - Milan Janjic, Boris Petkovic:
A Counting Function Generalizing Binomial Coefficients and Some Other Classes of Integers. 14.3.5 - Rigoberto Flórez, Robinson A. Higuita, Leandro Junes:
GCD Property of the Generalized Star of David in the Generalized Hosoya Triangle. 14.3.6 - Mohamed Ayad, Vincenzo Coia, Omar Kihel:
The Number of Relatively Prime Subsets of a Finite Union of Sets of Consecutive Integers. 14.3.7 - Stefano Barbero:
Dickson Polynomials, Chebyshev Polynomials, and Some Conjectures of Jeffery. 14.3.8
Volume 17, Number 4, 2014
- Helmut Prodinger:
A Short Proof of Carlitz’s Bernoulli Number Identity. 14.4.1 - José Luis Ramírez, Víctor F. Sirvent:
Incomplete Tribonacci Numbers and Polynomials. 14.4.2 - Hacène Belbachir, Amine Belkhir:
Combinatorial Expressions Involving Fibonacci, Hyperfibonacci, and Incomplete Fibonacci Numbers. 14.4.3 - Carsten Elsner:
On Error Sums for Square Roots of Positive Integers with Applications to Lucas and Pell Numbers. 14.4.4 - Kohtaro Imatomi, Masanobu Kaneko, Erika Takeda:
Multi-Poly-Bernoulli Numbers and Finite Multiple Zeta Values. 14.4.5 - Guo-Dong Liu, H. M. Srivastava, Hai-Qing Wang:
Some Formulas for a Family of Numbers Analogous to the Higher-Order Bernoulli Numbers. 14.4.6 - Gregory P. B. Dresden, Zhaohui Du:
A Simplified Binet Formula for k-Generalized Fibonacci Numbers. 14.4.7 - C. R. Carroll:
Cyclic Products of Purely Periodic Irrationals. 14.4.8
Volume 17, Number 5, 2014
- Paul Barry:
Comparing Two Matrices of Generalized Moments Defined by Continued Fraction Expansions. 14.5.1 - Hua Sun, Yi Wang:
A Combinatorial Proof of the Log-Convexity of Catalan-Like Numbers. 14.5.2 - José Luis Cereceda:
Iterative Procedure for Hypersums of Powers of Integers. 14.5.3 - Muhammet Cihat Dagli, Mümün Can:
On Reciprocity Formulas for Apostol's Dedekind Sums and Their Analogues. 14.5.4 - Mark Shattuck:
Combinatorial Proofs of Some Formulas for Triangular Tilings. 14.5.5 - Alireza Moghaddamfar, Hadiseh Tajbakhsh:
More Determinant Representations for Sequences. 14.5.6 - Urban Larsson:
Wythoff Nim Extensions and Splitting Sequences. 14.5.7 - Emrah Kiliç, Helmut Prodinger:
A Note on the Conjecture of Ramirez and Sirvent. 14.5.8
Volume 17, Number 6, 2014
- Joseph Vandehey:
A Simpler Normal Number Construction for Simple Lüroth Series. 14.6.1 - Helmut Prodinger:
Counting Palindromes According to r-Runs of Ones Using Generating Functions. 14.6.2 - M. A. Nyblom:
On the Average Path Length of Complete m-ary Trees. 14.6.3 - Martin Griffiths:
Generating Functions for Extended Stirling Numbers of the First Kind. 14.6.4 - Ray S. Melham:
Finite Reciprocal Sums Involving Summands that are Balanced Products of Generalized Fibonacci Numbers. 14.6.5 - Max A. Alekseyev, Szabolcs Tengely:
On Integral Points on Biquadratic Curves and Near-Multiples of Squares in Lucas Sequences. 14.6.6 - Jitender Singh:
On an Arithmetic Convolution. 14.6.7 - Jukka Kohonen:
A Meet-in-the-Middle Algorithm for Finding Extremal Restricted Additive 2-Bases. 14.6.8
Volume 17, Number 7, 2014
- Christian Stump:
On a New Collection of Words in the Catalan Family. 14.7.1 - Benoît Jubin:
Asymptotic Series for Hofstadter's Figure-Figure Sequences. 14.7.2 - D. Barsky, J.-P. Bézivin:
p-adic Properties of Lengyel's Numbers. 14.7.3 - Joshua Harrington, Lenny Jones, Alicia Lamarche:
Representing Integers as the Sum of Two Squares in the Ring Zn. 14.7.4 - Jennifer Lansing:
Largest Values for the Stern Sequence. 14.7.5 - Bakir Farhi:
An Elementary Proof that any Natural Number can be Written as the Sum of Three Terms of the Sequence ⌊n2/3 ⌋. 14.7.6 - Kurt Girstmair:
On the Asymptotic Behavior of Dedekind Sums. 14.7.7 - Tanya Khovanova, Joshua Xiong:
Nim Fractals. 14.7.8
Volume 17, Number 8, 2014
- Grady Bullington, Linda Eroh, Steven J. Winters:
Prisoners and Guards on Rectangular Boards. 14.8.1 - Dan Ismailescu, Jaesung Son:
A New Kind of Fibonacci-Like Sequence of Composite Numbers. 14.8.2 - Jhon J. Bravo, Florian Luca:
Powers of Two as Sums of Two Lucas Numbers. 14.8.3 - Romeo Mestrovic:
On a Congruence Modulo n3 Involving Two Consecutive Sums of Powers. 14.8.4 - Brandon Avila, Tanya Khovanova:
Free Fibonacci Sequences. 14.8.5 - Maurice-Étienne Cloutier, Jean-Marie De Koninck, Nicolas Doyon:
On the Powerful and Squarefree Parts of an Integer. 14.8.6 - Isao Kiuchi, Makoto Minamide:
On the Dirichlet Convolution of Completely Additive Functions. 14.8.7 - Evis Ieronymou:
Congruences Involving Sums of Ratios of Lucas Sequences. 14.8.8
Volume 17, Number 9, 2014
- Rui Duarte, António Guedes de Oliveira:
A Famous Identity of Hajós in Terms of Sets. 14.9.1 - Kevin A. Broughan, Qizhi Zhou:
On the Ratio of the Sum of Divisors and Euler's Totient Function II. 14.9.2 - Antônio Francisco Neto:
Higher Order Derivatives of Trigonometric Functions, Stirling Numbers of the Second Kind, and Zeon Algebra. 14.9.3 - Diego Marques:
On Generalized Cullen and Woodall Numbers That are Also Fibonacci Numbers. 14.9.4 - Rigoberto Flórez, Robinson A. Higuita, Antara Mukherjee:
Alternating Sums in the Hosoya Polynomial Triangle. 14.9.5 - Michael D. Hirschhorn, James A. Sellers:
A Congruence Modulo 3 for Partitions into Distinct Non-Multiples of Four. 14.9.6 - Milan Janjic:
A Generating Function for Numbers of Insets. 14.9.7 - Liuquan Wang:
Another Proof of a Conjecture by Hirschhorn and Sellers on Overpartitions. 14.9.8
Volume 17, Number 10, 2014
- Diego Marques, Tamás Lengyel:
The 2-adic Order of the Tribonacci Numbers and the Equation Tn = m! 14.10.1 - James D. Currie:
The Least Self-Shuffle of the Thue-Morse Sequence. 14.10.2 - Alina F. Y. Zhao:
Pattern Popularity in Multiply Restricted Permutations. 14.10.3 - Thorsten Neuschel:
A Note on Extended Binomial Coefficients. 14.10.4 - Yu-hong Guo:
n-Color Odd Self-Inverse Compositions. 14.10.5 - Miloud Mihoubi, Hacène Belbachir:
Linear Recurrences for r-Bell Polynomials. 14.10.6 - Emily Allen, Irina Gheorghiciuc:
A Weighted Interpretation for the Super Catalan Numbers. 14.10.7 - Jessica Ginepro, Thomas C. Hull:
Counting Miura-ori Foldings. 14.10.8
Volume 17, Number 11, 2014
- Keith R. Matthews:
Lagrange's Algorithm Revisited: Solving at2 + btu + cu2 = n in the Case of Negative Discriminant. 14.11.1 - Prapanpong Pongsriiam:
Exact Divisibility by Powers of the Fibonacci and Lucas Numbers. 14.11.2 - Tomislav Doslic:
Kepler-Bouwkamp Radius of Combinatorial Sequences. 14.11.3 - Ivica Martinjak, Dragutin Svrtan:
New Identities for the Polarized Partitions and Partitions with d-Distant Parts. 14.11.4 - Alejandra Alvarado, Jean-Joël Delorme:
On the Diophantine Equation x4 + y4 + z4 + t4 = w2. 14.11.5 - László Tóth:
Counting Solutions of Quadratic Congruences in Several Variables Revisited. 14.11.6 - Wolfdieter Lang:
On Collatz Words, Sequences, and Trees. 14.11.7 - Barry R. Smith:
Reducing Quadratic Forms by Kneading Sequences. 14.11.8
manage site settings
To protect your privacy, all features that rely on external API calls from your browser are turned off by default. You need to opt-in for them to become active. All settings here will be stored as cookies with your web browser. For more information see our F.A.Q.