A172942 - OEIS

%I #4 Mar 31 2012 12:35:42

%S 0,5,2191,14424679,715535002730,207412191964163486,

%T 287389284114499903096180,1616438584669598518787107631636,

%U 32234252378649647001051217798280395344

%N Number of n X n 0..8 arrays with row sums 12 and column sums 12

%H R. H. Hardin, <a href="/A172942/b172942.txt">Table of n, a(n) for n=1..12</a>

%K nonn

%O 1,2

%A _R. H. Hardin_ Feb 06 2010