Number of nX6 1..3 arrays containing at least one of each value, all equal values connected, and rows considered as a single number in nondecreasing order.

A166792

Number of nX6 1..3 arrays containing at least one of each value, all equal values connected, and rows considered as a single number in nondecreasing order.

Terms

    a(0) =60a(1) =1920a(2) =31595a(3) =360977a(4) =3126130

External references