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A172573
Number of 3*n X 2*n 0..1 arrays with row sums 4 and column sums 6
1
0, 1, 90291600, 729833528645228700, 91880966659006902855367890000, 113498154592670786286712327731832894830000, 972197559210817377231037831422299544032898553608000000
(list; graph; refs; listen; history; text; internal format)
OFFSET
1,3
LINKS
R. H. Hardin, Table of n, a(n) for n=1..17
CROSSREFS
Sequence in context: A253269 A227654 A069318 * A015367 A323536 A216009
Adjacent sequences: A172570 A172571 A172572 * A172574 A172575 A172576
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 06 2010
STATUS
approved

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Last modified November 7 12:11 EST 2024. Contains 377535 sequences.
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