Number of 0..2 colorings on an n X 7 array circular in the 7 direction with new values 0..2 introduced in row major order.

A214099

Number of 0..2 colorings on an n X 7 array circular in the 7 direction with new values 0..2 introduced in row major order.

Terms

    a(0) =21a(1) =322a(2) =5068a(3) =79968a(4) =1262128a(5) =19920544a(6) =314412672a(7) =4962482560a(8) =78324558592

External references