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A172735 Number of n X n 0..3 arrays with row sums 9 and column sums 9 1
0, 0, 1, 2008, 45934340, 3875209794400, 1031515670404216935, 771548465309275841582080, 1469748355306450464225368161315, 6564303619112746449775184462681016600 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,4

LINKS

R. H. Hardin, Table of n, a(n) for n=1..15

CROSSREFS

Sequence in context: A258553 A258560 A281987 * A172780 A172807 A153822

Adjacent sequences:  A172732 A172733 A172734 * A172736 A172737 A172738

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 06 2010

STATUS

approved

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Last modified July 3 10:03 EDT 2022. Contains 355050 sequences. (Running on oeis4.)