Number of nX3 0..3 arrays with rows and antidiagonals unimodal.
A223796
Number of nX3 0..3 arrays with rows and antidiagonals unimodal.
Terms
- a(0) =50a(1) =2500a(2) =110116a(3) =4816168a(4) =210163664a(5) =9169032476a(6) =400006582368
External references
- oeis: A223796