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 A165597 #6 Sep 23 2015 06:51:53 %S A165597 0,1,2,3,4,5,6,5,6,7,8,7,8,9,8,9,10,9,10,9,10,9,8,9,10,11,12,13,12,13, %T A165597 14,15,16,15,14,13,14,13,12,13,14,15,14,15,14,15,16,17,18,19,20,19,20, %U A165597 21,22,21,20,19,20,19,20,19,20,19,20,21,20,19,18,19,18,17,18,17,16,17 %N A165597 Partial sums of A165596. %C A165597 Period 59881. %C A165597 First entry < 0: a(17698) = -1. %H A165597 A. Karttunen, <a href="/A165597/b165597.txt">Table of n, a(n) for n = 0..59881</a> %Y A165597 Positions of zeros: A165598. See also A165599, A165590. Similar sequences: A165472, A165477, A165482, A165575-A165579, A165582, A165587, A165592, A165597. %K A165597 sign %O A165597 0,3 %A A165597 _Antti Karttunen_, Sep 22 2009