cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A383822 Decimal expansion of 16*log(2)/(8*log(2) - 5).

This page as a plain text file.
%I A383822 #10 May 12 2025 00:26:20
%S A383822 2,0,3,4,2,6,5,1,7,3,8,9,1,4,4,8,1,8,1,0,1,2,0,3,8,4,4,3,9,4,0,6,9,0,
%T A383822 2,8,4,5,9,4,4,9,2,0,2,7,6,0,0,3,4,3,4,0,1,8,4,8,5,8,2,0,2,4,9,4,1,1,
%U A383822 6,9,3,8,5,3,7,7,4,2,8,8,2,8,4,2,4,0,2,0,5,9,0,2,5,9,2,6,0,2,3,9
%N A383822 Decimal expansion of 16*log(2)/(8*log(2) - 5).
%C A383822 Upper bound for the irrationality measure of 2-adic analog of zeta(5) (see Lai et al., 2025 at p. 2).
%H A383822 Li Lai, Johannes Sprang, and Wadim Zudilin, <a href="https://arxiv.org/abs/2505.05005">A note on the irrationality of zeta_2(5)</a>, arXiv:2505.05005 [math.NT], 2025.
%H A383822 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/IrrationalityMeasure.html">Irrationality Measure</a>.
%H A383822 Wikipedia, <a href="https://en.wikipedia.org/wiki/Irrationality_measure">Irrationality measure</a>.
%e A383822 20.342651738914481810120384439406902845944920276...
%t A383822 RealDigits[16Log[2]/(8Log[2]-5),10,100][[1]]
%Y A383822 Cf. A002162, A013663, A257872, A382497, A382778, A383824.
%K A383822 nonn,cons
%O A383822 2,1
%A A383822 _Stefano Spezia_, May 11 2025