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 A274862 #3 Jul 09 2016 17:35:54 %S A274862 1,1,2,4,8,16,32,64,128,256,512,1040,2112,4288,8704,17664,36640,76208, %T A274862 158712,330632,688600,1481712,3210320,6987992,15244544,33265812, %U A274862 76267252,176853756,413956038,974437212,2297088912,5798212320,14820017916,38348190276 %N A274862 Number of set partitions of [n] such that the difference between each element and its index (in the partition) is a multiple of five. %Y A274862 Column k=5 of A274859. %K A274862 nonn %O A274862 0,3 %A A274862 _Alois P. Heinz_, Jul 09 2016