Number of nX4 0..4 arrays with each element equal to the number its horizontal and vertical neighbors less than itself.
A196426
Number of nX4 0..4 arrays with each element equal to the number its horizontal and vertical neighbors less than itself.
Terms
- a(0) =11a(1) =809a(2) =27583a(3) =1436945a(4) =67917500a(5) =3308601959a(6) =161187862053
External references
- oeis: A196426