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 A035550 #7 Jun 01 2025 22:27:47 %S A035550 0,0,0,0,1,0,1,0,5,0,6,0,17,0,22,0,50,0,66,0,130,0,174,0,314,0,421,0, %T A035550 711,0,953,0,1535,0,2051,0,3179,0,4232,0,6365,0,8434,0,12369,0,16313, %U A035550 0,23431,0,30750,0,43381,0,56658,0,78712,0,102309,0,140226,0,181418,0,245723,0 %N A035550 Number of partitions of n with equal nonzero number of parts congruent to each of 1 and 3 (mod 4). %K A035550 nonn %O A035550 0,9 %A A035550 _Olivier Gérard_