Number of horizontal, vertical, diagonal and antidiagonal neighbor colorings of the odd squares of an n X 5 array with new integer colors introduced in row major order.
A215742
Number of horizontal, vertical, diagonal and antidiagonal neighbor colorings of the odd squares of an n X 5 array with new integer colors introduced in row major order.
Terms
- a(0) =1a(1) =1a(2) =5a(3) =22a(4) =1250a(5) =24236a(6) =4851360a(7) =190497926a(8) =83943993818
External references
- oeis: A215742