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A172674 Number of 3*n X 2*n 0..2 arrays with row sums 4 and column sums 6 1
1, 481381, 96307175477520, 772712857320523525028700, 105023948177499505831398834880267500, 141697641014910453193894333591821632439066870000 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

R. H. Hardin, Table of n, a(n) for n=1..16

CROSSREFS

Sequence in context: A238178 A250714 A203503 * A184495 A237943 A048425

Adjacent sequences:  A172671 A172672 A172673 * A172675 A172676 A172677

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 06 2010

STATUS

approved

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Last modified March 19 04:18 EDT 2019. Contains 321311 sequences. (Running on oeis4.)