Number of n X n 0,1 arrays with the row and column sums nondecreasing.
A202553
Number of n X n 0,1 arrays with the row and column sums nondecreasing.
Terms
- a(0) =2a(1) =8a(2) =66a(3) =1526a(4) =103806a(5) =22360610a(6) =15635171834
External references
- oeis: A202553