Number of 7Xn 0..2 arrays with rows, diagonals and antidiagonals unimodal.
A223794
Number of 7Xn 0..2 arrays with rows, diagonals and antidiagonals unimodal.
Terms
- a(0) =2187a(1) =4782969a(2) =862007289a(3) =27088106846a(4) =377163884938
External references
- oeis: A223794