Number of nX4 0..2 arrays with no element equal to exactly two horizontal and vertical neighbors, with new values 0..2 introduced in row major order.
A241127
Number of nX4 0..2 arrays with no element equal to exactly two horizontal and vertical neighbors, with new values 0..2 introduced in row major order.
Terms
- a(0) =11a(1) =325a(2) =9773a(3) =295584a(4) =8974020a(5) =272418756a(6) =8270609664a(7) =251096788713
External references
- oeis: A241127