Number of n X 3 0..5 arrays with entries increasing mod 6 by 0, 1, 2 or 3 rightwards and downwards, starting with upper left zero.

A222099

Number of n X 3 0..5 arrays with entries increasing mod 6 by 0, 1, 2 or 3 rightwards and downwards, starting with upper left zero.

Terms

    a(0) =16a(1) =530a(2) =17694a(3) =591476a(4) =19776286a(5) =661254950a(6) =22110369320a(7) =739304841874

External references