Number of ways to place zero or more nonadjacent 1,0 1,1 2,0 3,1 3,2 4,1 polyhexes in any orientation on a planar nXnXn triangular grid.

A155301

Number of ways to place zero or more nonadjacent 1,0 1,1 2,0 3,1 3,2 4,1 polyhexes in any orientation on a planar nXnXn triangular grid.

Terms

    a(0) =1a(1) =13a(2) =37a(3) =73a(4) =274a(5) =2707a(6) =30458a(7) =210247a(8) =1927098a(9) =30544775a(10) =732699440a(11) =16750707651a(12) =417262694530

External references