A172782 - OEIS

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

%S 0,8953,174322342281087,630707951172870178240070665,

%T 167919620604132417334149114648212316386760,

%U 1636420745348843918820746398768090753188232958726302893825

%N Number of 5*n X n 0..3 arrays with row sums 4 and column sums 20

%H R. H. Hardin, <a href="/A172782/b172782.txt">Table of n, a(n) for n=1..10</a>

%K nonn

%O 1,2

%A _R. H. Hardin_ Feb 06 2010