Number of n X n 0..2 arrays with rows, antidiagonals and columns unimodal.
A223717
Number of n X n 0..2 arrays with rows, antidiagonals and columns unimodal.
Terms
- a(0) =3a(1) =81a(2) =5883a(3) =608855a(4) =74140718a(5) =9991366555
External references
- oeis: A223717