Number of 0..3 colorings on an nX7 array circular in the 7 direction with new values 0..3 introduced in row major order.

A214110

Number of 0..3 colorings on an nX7 array circular in the 7 direction with new values 0..3 introduced in row major order.

Terms

    a(0) =91a(1) =34041a(2) =12777541a(3) =4797577911

External references