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A172863 Number of n X n 0..5 arrays with row sums 15 and column sums 15 1
0, 0, 1, 40176, 22989265901, 83308687622580480, 1590632917730889408984804, 138992936515606925094500549847168, 49028617232539794829106747972829351457296 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,4

LINKS

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

CROSSREFS

Sequence in context: A237238 A236253 A076778 * A159720 A127228 A269126

Adjacent sequences:  A172860 A172861 A172862 * A172864 A172865 A172866

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 06 2010

STATUS

approved

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Last modified November 30 13:47 EST 2021. Contains 349420 sequences. (Running on oeis4.)