Number of n X n 0..1 arrays with rows, columns, diagonals and antidiagonals unimodal.
A223638
Number of n X n 0..1 arrays with rows, columns, diagonals and antidiagonals unimodal.
Terms
- a(0) =2a(1) =16a(2) =218a(3) =2962a(4) =36947a(5) =428187a(6) =4682514a(7) =49045356a(8) =497721760a(9) =4944054774
External references
- oeis: A223638