29445929253
domain: N
Appears in sequences
- Number of (7*n) X 7 binary arrays with rows in nonincreasing order, n ones in every column and no more than 2 ones in any row.at n=7A188401
- Number of (7*n) X n binary arrays with rows in nonincreasing order, 7 ones in every column and no more than 2 ones in any row.at n=7A188408
- Number of n X n nonnegative integer symmetric matrices with all row and column sums equal to n.at n=7A333739