Number of diagonal and antidiagonal neighbor colorings of the odd squares of an nX7 array with new integer colors introduced in row major order.
A215923
Number of diagonal and antidiagonal neighbor colorings of the odd squares of an nX7 array with new integer colors introduced in row major order.
Terms
- a(0) =5a(1) =203a(2) =12840a(3) =14050312a(4) =4044766240
External references
- oeis: A215923