Number of 7Xn 0..1 arrays with rows and antidiagonals unimodal.
A223685
Number of 7Xn 0..1 arrays with rows and antidiagonals unimodal.
Terms
- a(0) =128a(1) =16384a(2) =537496a(3) =6458585a(4) =43632367a(5) =210660192a(6) =821284360a(7) =2758051780a(8) =8275194605a(9) =22704480123a(10) =57880672236a(11) =138698869116a(12) =315159317570a(13) =683706718357
External references
- oeis: A223685