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A305469 Odd positive integers that cannot be expressed as the quotient of two binary palindromic numbers (that is, terms of A006995). 4

%I #24 Jan 12 2024 07:56:31

%S 23,25,29,35,37,41,47,49,59,67,69,75,81,87,89,97,101,103,105,111,113,

%T 115,123,125,131,135,137,139,141,145,147,155,161,167,169,175,177,183,

%U 185,193,197,199,201,207,209,217,225,227,235,237,243,245,247,251,253

%N Odd positive integers that cannot be expressed as the quotient of two binary palindromic numbers (that is, terms of A006995).

%H Joseph Meleshko, <a href="/A305469/b305469.txt">Table of n, a(n) for n = 1..2825</a>

%H James Haoyu Bai, Joseph Meleshko, Samin Riasat, and Jeffrey Shallit, <a href="https://arxiv.org/abs/2202.13694">Quotients of Palindromic and Antipalindromic Numbers</a>, arXiv:2202.13694 [math.NT], 2022.

%H James Haoyu Bai, Joseph Meleshko, Samin Riasat, and Jeffrey Shallit, <a href="http://math.colgate.edu/~integers/w96/w96.pdf">Quotients of Palindromic and Antipalindromic Numbers</a>, INTEGERS 22 (2022), #A96.

%Y Cf. A006995, A305468.

%K nonn,base

%O 1,1

%A _Jeffrey Shallit_, Jun 02 2018

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Last modified April 19 21:09 EDT 2024. Contains 371798 sequences. (Running on oeis4.)