%I #12 Jan 29 2020 20:33:35
%S 1,1,6,50,1062,56712,7295812,1817321457,750572034647,467477187494249,
%T 413492386704135759,498000976932085045800,791133947048635010571251,
%U 1616618616930983136958492360,4162734189568898641317813946712,13276910075946265356264268787123401
%N Number of n-rowed binary matrices with all row sums 5, up to row and column permutation; bipartite graphs with all nodes of degree 5 in a distinguished bipartite n-block, up to isomorphism.
%H <a href="/A050535/a050535.pdf">Number of m-rowed binary matrices with all row sums equal to n, up to row and column permutation</a>
%Y Row n=5 of A331461.
%Y Cf. A050535, A050913, A058783, A058785.
%K nonn
%O 0,3
%A _Vladeta Jovovic_, Nov 28 2000
%E a(7)-a(15) from _Max Alekseyev_, May 04 2018