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A172702 Number of 6*n X n 0..2 arrays with row sums 3 and column sums 18 1
0, 924, 28425752310361, 128167620006030442731491136, 31265195228897742672250371317378119778400, 208166284750977846936978491445694459933214981665738410000 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

R. H. Hardin, Table of n, a(n) for n=1..11

CROSSREFS

Sequence in context: A172830 A172880 A172912 * A159701 A115696 A066741

Adjacent sequences:  A172699 A172700 A172701 * A172703 A172704 A172705

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 06 2010

STATUS

approved

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Last modified October 20 22:22 EDT 2021. Contains 348119 sequences. (Running on oeis4.)