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A172555 Number of 2*n X 8 0..1 arrays with row sums 4 and column sums n 1

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

%S 70,44730,60871300,116963796250,273957842462220,729833528645228700,

%T 2128370421607383353400,6637298299496411164868250,

%U 21796558191507153941744357500,74580431332898028185458459628980

%N Number of 2*n X 8 0..1 arrays with row sums 4 and column sums n

%H R. H. Hardin, <a href="/A172555/b172555.txt">Table of n, a(n) for n=1..33</a>

%K nonn

%O 1,1

%A _R. H. Hardin_ Feb 06 2010

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Last modified April 23 16:40 EDT 2024. Contains 371916 sequences. (Running on oeis4.)