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A172596 Number of 5*n X 4*n 0..1 arrays with row sums 4 and column sums 5 1
1, 273957842462220, 2460737690938850798370391240644900, 15195407946323194013765595656097788013666363361791048000, 13223617955495651593814858107477805060086684838739019514933477474642809905360000 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

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

CROSSREFS

Sequence in context: A086440 A216906 A229383 * A121111 A179660 A080125

Adjacent sequences:  A172593 A172594 A172595 * A172597 A172598 A172599

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 06 2010

STATUS

approved

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Last modified May 31 07:22 EDT 2020. Contains 334747 sequences. (Running on oeis4.)