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 A179775 #5 Jul 19 2017 22:12:18 %S A179775 1,1,1,1,1,1,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,1,1,0,1,0,1,0,1,0,1,0,1,0, %T A179775 1,0,1,1,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,1,1,0,1,0,1,0,1,1,1,0, %U A179775 1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,1,1,0,1,0,1,0,1,0,1,0,1,1,1,0,1,0 %N A179775 The fourth central column of triangle A122245, i.e., A179762(4), A179762(11), A179762(20), A179762(31), ... %H A179775 A. Karttunen, <a href="/A179775/b179775.txt">Table of n, a(n) for n = 1..1024</a> %F A179775 a(n) = A179762(A028875(n+2)). %Y A179775 Cf. A179776-A179779, and also A179770, A179830. %K A179775 nonn %O A179775 1,1 %A A179775 _Antti Karttunen_, Aug 03 2010