Number of n X n arrays containing n copies of 0..n-1 with row sums equal and column sums equal.
A265092
Number of n X n arrays containing n copies of 0..n-1 with row sums equal and column sums equal.
Terms
- a(0) =1a(1) =2a(2) =12a(3) =4464a(4) =75502080
External references
- oeis: A265092