A172945 - OEIS

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A172945

Number of n X 9 0..8 arrays with row sums 9 and column sums n

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

%S 1,3139,19546975,171475190227,1846780916614531,22800663583664571781,

%T 310323674631037864285609,4543765474410728783088589075,

%U 70413374705157290394475959841507,1141793131372748920690525916472692809

%N Number of n X 9 0..8 arrays with row sums 9 and column sums n

%H R. H. Hardin, <a href="/A172945/b172945.txt">Table of n, a(n) for n=1..24</a>

%K nonn

%O 1,2

%A _R. H. Hardin_ Feb 06 2010