Number of n X n 0..1 arrays with rows and columns unimodal.
A223614
Number of n X n 0..1 arrays with rows and columns unimodal.
Terms
- a(0) =2a(1) =16a(2) =240a(3) =4466a(4) =89630a(5) =1856100a(6) =39162020a(7) =840122330a(8) =18350758538a(9) =409124396540
External references
- oeis: A223614