Results 11 to 20 of about 639,721 (248)

Power Fibonacci sequences in quadratic integer modulo m [PDF]

open access: yesNotes on Number Theory and Discrete Mathematics
The power Fibonacci sequence in $\mathbb{Z}_m[\sqrt{\delta}]$ is defined as a Fibonacci sequence \linebreak $F_n = F_{n-1} + F_{n-2}$ where $F_0 = 1$ and $F_1 = a $, such that $a\in \mathbb{Z}_m[\sqrt{\delta}]$ and $F_n\equiv a^n \:(\mathrm{mod}\: m ...
Paul Ryan A. Longhas   +3 more
semanticscholar   +3 more sources

MoD Tools: regulatory motif discovery in nucleotide sequences from co-regulated or homologous genes [PDF]

open access: yesNucleic Acids Res., 2006
Understanding the complex mechanisms regulating gene expression at the transcriptional and post-transcriptional levels is one of the greatest challenges of the post-genomic era.
G. Pavesi   +5 more
semanticscholar   +3 more sources

Almost supplementary difference sets and quaternary sequences with optimal autocorrelation [PDF]

open access: yesCryptography and Communications, 2019
We introduce almost supplementary difference sets (ASDS). For odd m, certain ASDS in ℤm\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs ...
J. Armario, D. Flannery
semanticscholar   +4 more sources

Periodicity of Somos sequences [PDF]

open access: yes, 1992
Various sequences related to one introduced by Michael Somos are shown to be periodic mod m \bmod m for every m m , although the problem remains open for the original sequence.
Raphael M. Robinson
core   +1 more source

Reformulating the p-adic Littlewood Conjecture in terms of infinite loops mod p [PDF]

open access: yes, 2023
This paper introduces the concept of infinite loops mod n and discusses their properties. In particular, it describes how the continued fraction expansions of infinite loops behave poorly under multiplication by the integer n.
Blackman, John
core   +1 more source

Divisibility Properties of Recurrent Sequences [PDF]

open access: yes, 2008
Let m, r ∈ N. We will show, that the recurrent sequences xn = xnrn−1 + 1 (mod g),  xn = xn!n−1 + 1 (mod g)  and xn = xrnn−1 + 1 (mod g) are periodic modulo m, where m ∈ N, and we will find some estimations of periods and pre ...
Plankis, T., Plankis, Tomas,
core   +2 more sources

A note on the Fibonacci m-step sequences modulo q [PDF]

open access: yes, 2022
We briefly discuss a congruence relation of the subsequence of the Fibonacci m-step numbers. Then we use the obtained result to establish many identities regarding the Tribonacci numbers mod q with indices in arithmetic progression and connect them with ...
Gryszka, Karol
core   +1 more source

Existence of Auslander–Reiten sequences in subcategories [PDF]

open access: yes, 2011
This paper studies the existence of Auslander–Reiten sequences in subcategories of mod(Λ), where Λ is a finite dimensional algebra over a field. The two main theorems give necessary and sufficient conditions for the existence of Auslander–Reiten ...
Puiman Ng, Ng, Puiman
core   +1 more source

On m-harmonic sequences [PDF]

open access: yes, 1996
Let m, n1, n2, …, nk be positive integers. In this paper we give several sufficient conditions that there exist integers a1, a2, …, ak, such that every integer belongs to at most m residue classes of {ai mod ni}ki ...
Chen, Yong-gao
core   +1 more source

The congruence xn ≡ – an (mod m): Solvability and related OEIS sequences [PDF]

open access: yes
We study the solvability of the congruence xn =-an (mod m), where n, m E Z`, a E Z, and gcd (a, m) = 1. Our motivation arises from computer experiments concerning a geometric property of the roots of the congruence xn + yn = 0 (mod p), where n E Z` and p
Timo Tossavainen   +9 more
core   +1 more source

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