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 A255124 #6 Feb 14 2015 21:31:15 %S A255124 0,0,1,0,0,1,0,0,0,0,1,0,2,2,1,0,0,0,0,1,0,2,2,1,0,1,0,0,2,2,1,0,0,0, %T A255124 0,1,0,2,2,1,0,1,2,2,3,3,1,1,0,0,2,2,1,0,1,0,0,2,2,1,0,0,0,0,1,0,2,2, %U A255124 1,0,1,2,2,3,3,1,1,2,2,3,3,4,4,3,3,3,1,1,0,0,2,2,1,0,1,2,2,3,3,1,1,0,0,2,2,1,0,1,0,0,2,2,1,0,0,0,0,1,0 %N A255124 a(n) = A255055(n) - A255056(n). %H A255124 Antti Karttunen, <a href="/A255124/b255124.txt">Table of n, a(n) for n = 0..16142</a> %F A255124 a(n) = A255055(n) - A255056(n). %o A255124 (Scheme) (define (A255124 n) (- (A255055 n) (A255056 n))) %Y A255124 Cf. A255055, A255056, A255123. %Y A255124 Analogous sequence: A218604. %K A255124 nonn %O A255124 0,13 %A A255124 _Antti Karttunen_, Feb 14 2015