A172843 - OEIS

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

%S 0,8092,10307646260703,2017878173399604368853000,

%T 26274389782658999258821623642836586801,

%U 11800125905631135878642235825767415740742008020764060

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

%H R. H. Hardin, <a href="/A172843/b172843.txt">Table of n, a(n) for n=1..11</a>

%K nonn

%O 1,2

%A _R. H. Hardin_ Feb 06 2010