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 A331127 #7 Jan 10 2020 21:53:58 %S A331127 1,52,1088,11301,67198,250735,621348,1058139,1261184,1058139,621348, %T A331127 250735,67198,11301,1088,52,1 %N A331127 Number of n-regular hypergraphs on 5 labeled vertices. %C A331127 The sums of all terms is 5280908 = A319190(5) + 1. The extra 1 comes from the empty hypergraph. %Y A331127 Column k=5 of A188445. %Y A331127 Cf. A319190, A331129. %K A331127 nonn,full,fini %O A331127 0,2 %A A331127 _Andrew Howroyd_, Jan 10 2020