%I #6 Apr 17 2022 21:55:23
%S 0,0,1,11732745024,9647422924194982967040,
%T 104923772318750486122754981962387200,
%U 11251027489082268563385494644966780470231583948800
%N Number of 5*n X n 0..1 arrays with row sums 3 and column sums 15.
%H R. H. Hardin, <a href="/A172587/b172587.txt">Table of n, a(n) for n=1..13</a>
%K nonn
%O 1,4
%A _R. H. Hardin_, Feb 06 2010
|