A172725 Number of n X n 0..3 arrays with row sums 10 and column sums 10

0, 0, 0, 282, 13130451, 2805859246095, 1995721130136414975, 4263492449580925474047120, 24875052693330062712109843270944, 364459290339560650671344361875961740353

Offset

1,4

Links

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

Crossrefs

Sequence in context: A224115 A248459 A172627 * A172804 A340160 A334106

Adjacent sequences: A172722 A172723 A172724 * A172726 A172727 A172728

Keyword

nonn

Author

R. H. Hardin Feb 06 2010

Status

approved