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 A036894 #10 Mar 30 2012 17:26:42 %S A036894 0,0,1,4,13,33,80,179,390,820,1686,3379,6639,12771,24125,44771,81774, %T A036894 147112,261038,457202,791249,1353989,2292738,3843988,6385054,10512627, %U A036894 17164661,27804382,44701255,71351803,113113659,178147253,278818420,433764555 %N A036894 Number of partitions of 5n such that cn(1,5) = cn(4,5) < cn(0,5) < cn(2,5) = cn(3,5). %C A036894 Alternatively, number of partitions of 5n such that cn(2,5) = cn(3,5) < cn(0,5) < cn(1,5) = cn(4,5). %C A036894 For a given partition, cn(i,n) means the number of its parts equal to i modulo n. %H A036894 <a href="/wiki/Partitions_of_5n">Index and properties of sequences related to partitions of 5n</a> %F A036894 a(n) = A036890(n) - A036892(n) %F A036894 a(n) = A036885(n) - A036886(n) %K A036894 nonn %O A036894 1,4 %A A036894 _Olivier Gérard_ %E A036894 Terms a(10) onward from _Max Alekseyev_, Dec 11 2011