A172548 Number of 2*n X n 0..1 arrays with row sums 7 and column sums 14

0, 0, 0, 0, 0, 0, 1, 81729648000, 109829050417159537464000, 262180318469859848392495320519360000, 1383686991412953935264882502412625112170448000000

Offset

1,8

Links

R. H. Hardin, Table of n, a(n) for n=1..15

Crossrefs

Sequence in context: A289116 A249621 A227280 * A172611 A172716 A209598

Adjacent sequences: A172545 A172546 A172547 * A172549 A172550 A172551

Keyword

nonn

Author

R. H. Hardin Feb 06 2010

Status

approved