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A172910 Number of 2*n X n 0..6 arrays with row sums 9 and column sums 18 1
0, 44, 22119391, 649096595660632, 496395338691326078075775, 6287689969637354023974752834007500, 936126190440040230109711933212013162356155460 (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: A119078 A172878 A001782 * A119058 A218402 A131994

Adjacent sequences:  A172907 A172908 A172909 * A172911 A172912 A172913

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 06 2010

STATUS

approved

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Last modified June 12 14:32 EDT 2021. Contains 344957 sequences. (Running on oeis4.)