A172919 Number of n X n 0..7 arrays with row sums 7 and column sums 7.

1, 1, 8, 666, 381424, 976395820, 8575979362560, 215717608046511873, 13590707419428422843904, 1933216160887575268614599040, 571506744082785127089569166384000

Offset: 0

Author

R. H. Hardin, Feb 06 2010

Keywords

• nonn

Links

• R. H. Hardin, Table of n, a(n) for n = 0..20

Crossrefs

Column k=7 of A257493.