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 A322134 #4 Nov 28 2018 08:02:57 %S A322134 1,0,0,1,0,0,0,1,1,1,0,0,0,0,1,1,1,1,1,1,0,0,0,0,0,1,2,1,1,2,4,2,1,2, %T A322134 1,0,0,0,0,0,0,1,2,2,1,1,2,7,6,2,2,6,4,1,2,1,0,0,0,0,0,0,0,1,3,3,2,1, %U A322134 1,3,14,17,9,3,3,17,18,7,2,9,7,1,3,1,0,0 %N A322134 Regular tetrangle where T(n,k,i) is the number of unlabeled connected multiset partitions of weight n with k vertices and i edges. %e A322134 Tetrangle begins: %e A322134 1 %e A322134 . %e A322134 0 0 %e A322134 1 %e A322134 . %e A322134 0 0 0 %e A322134 1 1 %e A322134 1 %e A322134 . %e A322134 0 0 0 0 %e A322134 1 1 1 %e A322134 1 1 %e A322134 1 %e A322134 . %e A322134 0 0 0 0 0 %e A322134 1 2 1 1 %e A322134 2 4 2 %e A322134 1 2 %e A322134 1 %e A322134 . %e A322134 0 0 0 0 0 0 %e A322134 1 2 2 1 1 %e A322134 2 7 6 2 %e A322134 2 6 4 %e A322134 1 2 %e A322134 1 %e A322134 . %e A322134 0 0 0 0 0 0 0 %e A322134 1 3 3 2 1 1 %e A322134 3 14 17 9 3 %e A322134 3 17 18 7 %e A322134 2 9 7 %e A322134 1 3 %e A322134 1 %e A322134 . %e A322134 0 0 0 0 0 0 0 0 %e A322134 1 3 4 3 2 1 1 %e A322134 3 20 33 24 11 3 %e A322134 4 33 59 35 10 %e A322134 3 24 35 14 %e A322134 2 11 10 %e A322134 1 3 %e A322134 1 %Y A322134 Triangle sums are A007718. %Y A322134 Cf. A007716, A054923, A191646, A191970, A275421, A286520, A317533, A317672, A321155, A321254, A322114. %K A322134 nonn,tabf %O A322134 0,27 %A A322134 _Gus Wiseman_, Nov 27 2018