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 A242690 #4 May 20 2014 15:54:36 %S A242690 1,0,2,0,5,0,6,1,12,4,16,11,26,26,42,52,66,93,101,159,159,259,247,395, %T A242690 364,601,562,895,832,1300,1266,1875,1852,2704,2767,3837,4039,5442, %U A242690 5927,7671,8488,10733,12208,14961,17237,20756,24315,28593,33760,39243,46739 %N A242690 Number of partitions of n with difference -2 between the number of odd parts and the number of even parts, both counted without multiplicity. %H A242690 Alois P. Heinz, <a href="/A242690/b242690.txt">Table of n, a(n) for n = 6..1000</a> %Y A242690 Column k=-2 of A242618. %K A242690 nonn %O A242690 6,3 %A A242690 _Alois P. Heinz_, May 20 2014