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A172691 Number of 5*n X 20 0..2 arrays with row sums 4 and column sums n 1
305540235000, 54918587341306311174536985000, 70118545603035216189674302236706595177583000000, 232273808505581071157606795985678847488890659685774558806222665000 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

R. H. Hardin, Table of n, a(n) for n=1..10

CROSSREFS

Sequence in context: A287247 A172578 A172588 * A172785 A172847 A354071

Adjacent sequences:  A172688 A172689 A172690 * A172692 A172693 A172694

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 06 2010

STATUS

approved

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Last modified May 27 02:41 EDT 2022. Contains 354093 sequences. (Running on oeis4.)