Number of 4 X 8 matrices with elements in 0..n with each row and each column in nondecreasing order. 4,8,n can be permuted, see formula.
A140913
Number of 4 X 8 matrices with elements in 0..n with each row and each column in nondecreasing order. 4,8,n can be permuted, see formula.
Terms
- a(0) =1a(1) =495a(2) =70785a(3) =4723719a(4) =184225041a(5) =4789851066a(6) =90474964580
External references
- oeis: A140913