153040

Appears in sequences

• Number of stochastic matrices of integers: n X n arrays of nonnegative integers with all row and column sums equal to 3.at n=5A001500
• Number of 5 X 5 matrices with nonnegative integer entries and row and column sums equal to n.at n=3A003438
• Erroneous version of A001500.at n=5A058916
• Number of n X n 0..3 arrays with row sums 12 and column sums 12.at n=4A172732
• Number of 5*n X 5 0..3 arrays with row sums 3 and column sums 3*n.at n=0A172789
• Erroneous version of A001500.at n=4A246968
• Number A(n,k) of n X n nonnegative integer matrices with all row and column sums equal to k; square array A(n,k), n >= 0, k >= 0, read by antidiagonals.at n=41A257493
• Irregular triangle read by rows where T(n,k) is the number of d X d non-normal semi-magic squares with d = A027750(n,k) and sum of all entries equal to n.at n=43A321725