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A172655 Number of 2*n X n 0..2 arrays with row sums 12 and column sums 24 0
0, 0, 0, 0, 0, 1, 18126466426218150, 1469515974755674798685294756444250, 285750466619523879017857522597582662923413783276224, 224061277556863094343442873695698306048075505046254925957562566026000 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,7

LINKS

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

CROSSREFS

Sequence in context: A238358 A288280 A185434 * A288287 A083216 A180703

Adjacent sequences:  A172652 A172653 A172654 * A172656 A172657 A172658

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 06 2010

STATUS

approved

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Last modified January 20 08:07 EST 2020. Contains 331081 sequences. (Running on oeis4.)