Number of n X n 0..2 arrays with row sums 12 and column sums 12.
A172620
Number of n X n 0..2 arrays with row sums 12 and column sums 12.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =0a(4) =0a(5) =1a(6) =9135630
External references
- oeis: A172620
A172620
Number of n X n 0..2 arrays with row sums 12 and column sums 12.