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 A065286 #2 May 01 2014 02:42:46 %S A065286 0,2,4,2,8,10,4,4,16,18,20,22,8,8,8,8,32,34,36,38,40,42,44,46,16,16, %T A065286 16,16,16,16,16,16,64,66,68,70,72,74,76,78,80,82,84,86,88,90,92,94,32, %U A065286 32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,128,130,132,134,136,138,140 %N A065286 The bisection of odd terms (the <= 0 half of Z) of A065285. %K A065286 nonn %O A065286 1,2 %A A065286 _Antti Karttunen_, Oct 28 2001