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A172776 Number of 4*n X n 0..3 arrays with row sums 5 and column sums 20 1
0, 70, 125290570185, 47141783957741721328080, 1083265025247084674355419003777905401, 778626541064162359278560268669084299553822689853360 (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: A056666 A172680 A121338 * A265728 A186073 A087043

Adjacent sequences:  A172773 A172774 A172775 * A172777 A172778 A172779

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 06 2010

STATUS

approved

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Last modified August 19 20:38 EDT 2022. Contains 356231 sequences. (Running on oeis4.)