Number of n X 4 0..2 arrays with rows, columns, diagonals and antidiagonals unimodal.
A223738
Number of n X 4 0..2 arrays with rows, columns, diagonals and antidiagonals unimodal.
Terms
- a(0) =46a(1) =2116a(2) =42090a(3) =480236a(4) =3868968a(5) =24527068a(6) =129982953a(7) =597438379a(8) =2440360420a(9) =9014646324a(10) =30516683840a(11) =95673407206a(12) =280189387450a(13) =772054552094
External references
- oeis: A223738