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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
OFFSET
1,2
LINKS
CROSSREFS
Sequence in context: A317651 A201212 A153221 * A231648 A017767 A017714
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 06 2010
STATUS
approved