Number of n X 3 0..2 arrays with no column j greater than or equal to than column j-1 in all rows.
A212938
Number of n X 3 0..2 arrays with no column j greater than or equal to than column j-1 in all rows.
Terms
- a(0) =1a(1) =181a(2) =9019a(3) =331489a(4) =10669771a(5) =320396041a(6) =9245913139a(7) =260489615329
External references
- oeis: A212938