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A172547 Number of 2*n X n 0..1 arrays with row sums 5 and column sums 10 1
0, 0, 0, 0, 1, 7484400, 807998767676100, 231528006523766358806400, 176264656064665625137392456544800, 343706681395653993021794459883981791479056 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,6

LINKS

R. H. Hardin, Table of n, a(n) for n=1..20

CROSSREFS

Sequence in context: A202721 A233702 A233707 * A172599 A172705 A105003

Adjacent sequences:  A172544 A172545 A172546 * A172548 A172549 A172550

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 06 2010

STATUS

approved

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Last modified October 15 21:38 EDT 2021. Contains 348034 sequences. (Running on oeis4.)