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A172691 Number of 5*n X 20 0..2 arrays with row sums 4 and column sums n 1

%I

%S 305540235000,54918587341306311174536985000,

%T 70118545603035216189674302236706595177583000000,

%U 232273808505581071157606795985678847488890659685774558806222665000

%N Number of 5*n X 20 0..2 arrays with row sums 4 and column sums n

%H R. H. Hardin, <a href="/A172691/b172691.txt">Table of n, a(n) for n=1..10</a>

%K nonn

%O 1,1

%A _R. H. Hardin_ Feb 06 2010

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Last modified June 26 03:41 EDT 2022. Contains 354871 sequences. (Running on oeis4.)