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 A001964 M4086 N1695 #31 Feb 04 2022 00:43:20
%S A001964 1,6,11,17,22,27,32,37,43,48,53,58,64,69,74,79,85,90,95,100,106,111,
%T A001964 116,121,126,132,137,142,147,153,158,163,168,174,179,184,189,195,200,
%U A001964 205,210,215,221,226,231,236,242,247,252,257,263,268,273,278,284,289
%N A001964 v-pile positions of the 4-Wythoff game with i=1.
%C A001964 See Connell (1959) for further information.
%D A001964 N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).
%D A001964 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
%H A001964 T. D. Noe, <a href="/A001964/b001964.txt">Table of n, a(n) for n = 0..10000</a>
%H A001964 Ian G. Connell, <a href="http://dx.doi.org/10.4153/CMB-1959-024-3">A generalization of Wythoff's game</a>, Canad. Math. Bull. 2 (1959) 181-190
%F A001964 a(n) = floor( (n+1/4)*(3+sqrt(5)) ). - _R. J. Mathar_, Feb 14 2011
%t A001964 Table[Floor[(n + 1/4)*(Sqrt[5] + 3)], {n, 0, 100}] (* _T. D. Noe_, Aug 17 2012 *)
%Y A001964 Cf. A001963 (u-pile).
%K A001964 nonn,easy
%O A001964 0,2
%A A001964 _N. J. A. Sloane_
%E A001964 Edited by _Hugo Pfoertner_, Dec 27 2021