%I #8 Apr 18 2020 22:26:08
%S 1,393,248137,200148649,187403959401,193953937375521,
%T 215717608046511873,253310893747894263177,310323674631037864285609,
%U 393277602707575435993011793,512421117125922437799936404913
%N Number of n X 7 0..7 arrays with row sums 7 and column sums n.
%H R. H. Hardin, <a href="/A172931/b172931.txt">Table of n, a(n) for n=1..45</a>
%Y Column k=7 of A333901.
%K nonn
%O 1,2
%A _R. H. Hardin_, Feb 06 2010
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