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 A275719 #6 Aug 07 2016 20:44:47 %S A275719 3,4,5,4,3,1,3,4,5,4,3,1,2,2,1,1,-1,1,3,4,6,5,5,6,5,5,5,4,3,1,3,4,5,5, %T A275719 5,6,5,5,7,5,5,8,7,7,7,9,9,9,8,9,8,7,7,7,5,5,6,7,11,12,12,13,12,13,13, %U A275719 14,15,14,15,16,14,13,13,11,11,11,14,13,14,11,11,13,13,15,14,14,13,13,14,13,15,15,13,15 %N A275719 a(n) = A275718(n) - A275717(n). %H A275719 Antti Karttunen, <a href="/A275719/b275719.txt">Table of n, a(n) for n = 1..16384</a> %F A275719 a(n) = A275718(n) - A275717(n). %F A275719 a(n) = A275722(n) - A275721(n). %o A275719 (Scheme) (define (A275719 n) (- (A275718 n) (A275717 n))) %Y A275719 Cf. A275717, A275718, A275720, A275721, A275722. %K A275719 sign %O A275719 1,1 %A A275719 _Antti Karttunen_, Aug 07 2016