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A172639 Number of n X 5 0..2 arrays with row sums 5 and column sums n 2
1, 51, 991, 32611, 1084851, 39612501, 1509893001, 59794281891, 2435292751411, 101471705778601, 4307041366439901, 185658731463324901, 8107975032968711941, 358060848206529563811, 15966070888767791932191, 717973394997481520889891 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

R. H. Hardin, Table of n, a(n) for n=1..99

CROSSREFS

Sequence in context: A317651 A201212 A153221 * A231648 A017767 A017714

Adjacent sequences:  A172636 A172637 A172638 * A172640 A172641 A172642

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 06 2010

STATUS

approved

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Last modified May 6 06:00 EDT 2021. Contains 343580 sequences. (Running on oeis4.)