Number of nX4 0..2 arrays with rows, diagonals and antidiagonals unimodal.
A223785
Number of nX4 0..2 arrays with rows, diagonals and antidiagonals unimodal.
Terms
- a(0) =46a(1) =2116a(2) =62365a(3) =1560013a(4) =39387861a(5) =1026135371a(6) =27088106846a(7) =715394830136
External references
- oeis: A223785