Number of nX6 0..2 arrays with no element equal to exactly three horizontal or vertical neighbors, with new values 0..2 introduced in row major order.
A241112
Number of nX6 0..2 arrays with no element equal to exactly three horizontal or vertical neighbors, with new values 0..2 introduced in row major order.
Terms
- a(0) =122a(1) =67774a(2) =32228144a(3) =15415566961
External references
- oeis: A241112