1440676

Appears in sequences

• Number of horizontal, vertical, diagonal and antidiagonal neighbor colorings of the even squares of an nX3 array with new integer colors introduced in row major order.at n=8A215844
• T(n,k) is the number of horizontal, vertical, diagonal and antidiagonal neighbor colorings of the even squares of an n X k array with new integer colors introduced in row major order.at n=57A215847