A172728 Number of n X n 0..3 arrays with row sums 16 and column sums 16.

0, 0, 0, 0, 0, 202410, 68480747646822, 68307608848277646753795, 202230411632955453212580408141744, 1856926911618773209041555011161165016996700

Offset

1,6

Links

Table of n, a(n) for n=1..10.

Crossrefs

Sequence in context: A242518 A235929 A172623 * A345662 A290505 A205891

Adjacent sequences: A172725 A172726 A172727 * A172729 A172730 A172731

Keyword

nonn

Author

R. H. Hardin, Feb 06 2010

Status

approved