A172860 Number of n X n 0..5 arrays with row sums 9 and column sums 9

0, 2, 355, 838792, 10177326885, 502857653609080, 84763676021354613990, 42550449824987801797296000, 57040154877904164444585301792867, 186651541822247767681950912578484269400

Offset

1,2

Links

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

Crossrefs

Sequence in context: A012669 A278926 A187523 * A164700 A230688 A325629

Adjacent sequences: A172857 A172858 A172859 * A172861 A172862 A172863

Keyword

nonn

Author

R. H. Hardin Feb 06 2010

Status

approved