A172569 Number of 3*n X 18 0..1 arrays with row sums 6 and column sums n

17153136, 666569141498660400, 178355054529362612768336870400, 113498154592670786286712327731832894830000, 118362260055245042852951157735613048828754466686430336

Offset

1,1

Links

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

Crossrefs

Sequence in context: A205640 A175271 A172597 * A254000 A129478 A326137

Adjacent sequences: A172566 A172567 A172568 * A172570 A172571 A172572

Keyword

nonn

Author

R. H. Hardin Feb 06 2010

Status

approved