A172886 Number of 3*n X 9 0..5 arrays with row sums 6 and column sums 2*n

352128, 811889208811800, 4791845694620286764862960, 42869833252266149325697583980525320, 486080087657753670049657485797288505931441728

Offset

1,1

Links

R. H. Hardin, Table of n, a(n) for n=1..13

Crossrefs

Sequence in context: A172676 A172773 A172840 * A172916 A172765 A205632

Adjacent sequences: A172883 A172884 A172885 * A172887 A172888 A172889

Keyword

nonn

Author

R. H. Hardin Feb 06 2010

Status

approved