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A172853 Number of 7*n X 7 0..4 arrays with row sums 4 and column sums 4*n 1

%I #4 Mar 31 2012 12:35:41

%S 936670590450,2344764719918663269508531250,

%T 12954552338378953331770652180864486570952000,

%U 100143576421221755324646806706234908029792932524731851041250

%N Number of 7*n X 7 0..4 arrays with row sums 4 and column sums 4*n

%H R. H. Hardin, <a href="/A172853/b172853.txt">Table of n, a(n) for n=1..10</a>

%K nonn

%O 1,1

%A _R. H. Hardin_ Feb 06 2010

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Last modified March 29 02:23 EDT 2024. Contains 371264 sequences. (Running on oeis4.)