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Number of n X 4 0..2 arrays with row sums 4 and column sums n
4

%I #4 Mar 31 2012 12:35:40

%S 1,19,175,2371,32611,481381,7343449,115321795,1849858771,30189264889,

%T 499616140189,8365213132981,141444270208645,2411829493241299,

%U 41425627536496495,716068213864217155,12447291755448613315

%N Number of n X 4 0..2 arrays with row sums 4 and column sums n

%H R. H. Hardin, <a href="/A172642/b172642.txt">Table of n, a(n) for n=1..99</a>

%K nonn

%O 1,2

%A _R. H. Hardin_ Feb 06 2010