Number of n X n 0..2 arrays with rows, diagonals and antidiagonals unimodal.
A223783
Number of n X n 0..2 arrays with rows, diagonals and antidiagonals unimodal.
Terms
- a(0) =3a(1) =81a(2) =8635a(3) =1560013a(4) =343454446a(5) =82093381460
External references
- oeis: A223783