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A172672
Number of 3*n X 12 0..2 arrays with row sums 4 and column sums n
1
34650, 3536978063850, 853588467101915622000, 356683733303639928299266819050, 203165913750358400342600887093908501900, 141697641014910453193894333591821632439066870000
OFFSET
1,1
LINKS
CROSSREFS
Sequence in context: A023336 A172579 A172570 * A172770 A172838 A172681
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 06 2010
STATUS
approved