A172623 Number of n X n 0..2 arrays with row sums 10 and column sums 10

0, 0, 0, 0, 1, 202410, 344827336455, 1418365816378741440, 13807842729396124460629536, 310419652143758898175543447421953, 15464071313054035722739424623204673044920

Offset

1,6

Links

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

Crossrefs

Sequence in context: A274815 A242518 A235929 * A172728 A345662 A290505

Adjacent sequences: A172620 A172621 A172622 * A172624 A172625 A172626

Keyword

nonn

Author

R. H. Hardin Feb 06 2010

Status

approved