Number of 5*n X 5 0..4 arrays with row sums 4 and column sums 4*n.
A172851
Number of 5*n X 5 0..4 arrays with row sums 4 and column sums 4*n.
Terms
- a(0) =2224955
External references
- oeis: A172851
A172851
Number of 5*n X 5 0..4 arrays with row sums 4 and column sums 4*n.