Number of nX6 1..(max n,6) arrays with each row and column having unrepeated values.
A221436
Number of nX6 1..(max n,6) arrays with each row and column having unrepeated values.
Terms
- a(0) =720a(1) =190800a(2) =15321600a(3) =283046400a(4) =812851200a(5) =812851200
External references
- oeis: A221436