Number of 5*n X n 0..2 arrays with row sums 3 and column sums 15.
A172690
Number of 5*n X n 0..2 arrays with row sums 3 and column sums 15.
Terms
- a(0) =0a(1) =252a(2) =98984058271
External references
- oeis: A172690
A172690
Number of 5*n X n 0..2 arrays with row sums 3 and column sums 15.