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A172886 Number of 3*n X 9 0..5 arrays with row sums 6 and column sums 2*n 1

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

%S 352128,811889208811800,4791845694620286764862960,

%T 42869833252266149325697583980525320,

%U 486080087657753670049657485797288505931441728

%N Number of 3*n X 9 0..5 arrays with row sums 6 and column sums 2*n

%H R. H. Hardin, <a href="/A172886/b172886.txt">Table of n, a(n) for n=1..13</a>

%K nonn

%O 1,1

%A _R. H. Hardin_ Feb 06 2010

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Last modified September 19 13:29 EDT 2024. Contains 376012 sequences. (Running on oeis4.)