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A172843 Number of 4*n X n 0..4 arrays with row sums 5 and column sums 20 1
0, 8092, 10307646260703, 2017878173399604368853000, 26274389782658999258821623642836586801, 11800125905631135878642235825767415740742008020764060 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

R. H. Hardin, Table of n, a(n) for n=1..11

CROSSREFS

Sequence in context: A013378 A013458 A172775 * A258541 A031588 A145657

Adjacent sequences:  A172840 A172841 A172842 * A172844 A172845 A172846

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 06 2010

STATUS

approved

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Last modified June 27 19:31 EDT 2022. Contains 354898 sequences. (Running on oeis4.)