Number of 7Xn 0..2 arrays with diagonals and antidiagonals unimodal and rows nondecreasing.
A224358
Number of 7Xn 0..2 arrays with diagonals and antidiagonals unimodal and rows nondecreasing.
Terms
- a(0) =2187a(1) =279936a(2) =2710892a(3) =11704964a(4) =37433596a(5) =107694133a(6) =300892325a(7) =834305212a(8) =2288859662a(9) =6150132424a(10) =16041429234a(11) =40392369273a(12) =97941685953a(13) =228592108824a(14) =513973817853
External references
- oeis: A224358