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.
%I A164087 #11 Feb 16 2025 08:33:11 %S A164087 1,2,3,5,6,7,9,10,11,13,14,15,17,18,19,21,22,23,24,26,27,28,30,31,32, %T A164087 34,35,36,38,39,40,42,43,44,45,47,48,49,51,52,53,55,56,57,59,60,61,63, %U A164087 64,65,66,68,69,70,72,73,74,76,77,78,80,81,82,84,85,86,88,89,90,91,93,94 %N A164087 Beatty sequence for 4*Pi/(4*Pi-3) = 1.3135986... . %C A164087 a(n) = A109237(n) for n <= 66; %C A164087 complement of A164086; %C A164087 a(n) = A164088(A164086(n)) and A164088(a(n)) = A164086(n). %H A164087 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/BeattySequence.html">Beatty Sequence</a> %H A164087 <a href="/index/Be#Beatty">Index entries for sequences related to Beatty sequences</a> %F A164087 a(n) = floor(4*n*Pi/(4*Pi-3)). %t A164087 Floor[4 Range[100]*Pi/(4*Pi - 3)] (* _Wesley Ivan Hurt_, Apr 25 2023 *) %Y A164087 Cf. A109237, A164086, A164088. %K A164087 nonn %O A164087 1,2 %A A164087 _Reinhard Zumkeller_, Aug 11 2009