Number of horizontal, vertical or knight-move neighbor colorings of an nX4 array with new integer colors introduced in row major order.
A216662
Number of horizontal, vertical or knight-move neighbor colorings of an nX4 array with new integer colors introduced in row major order.
Terms
- a(0) =5a(1) =279a(2) =59799a(3) =45120796a(4) =84915719366
External references
- oeis: A216662