Number of nX6 0..1 arrays with rows and antidiagonals unimodal.
A223678
Number of nX6 0..1 arrays with rows and antidiagonals unimodal.
Terms
- a(0) =22a(1) =484a(2) =7745a(3) =105995a(4) =1363639a(5) =17068664a(6) =210660192a(7) =2577807779a(8) =31402790284a(9) =381690187059
External references
- oeis: A223678