Number of nX5 1..(max n,5) arrays with each row and column having unrepeated values.
A221435
Number of nX5 1..(max n,5) arrays with each row and column having unrepeated values.
Terms
- a(0) =120a(1) =5280a(2) =66240a(3) =161280a(4) =161280a(5) =812851200
External references
- oeis: A221435