Number of stochastic matrices of integers: n X n arrays of nonnegative integers with all row and column sums equal to 3.
A001500
Number of stochastic matrices of integers: n X n arrays of nonnegative integers with all row and column sums equal to 3.
Terms
- a(0) =1a(1) =1a(2) =4a(3) =55a(4) =2008a(5) =153040a(6) =20933840a(7) =4662857360
External references
- oeis: A001500