Number of ways to place zero or more nonadjacent 1,0 2,0 2,1 2,2 3,1 4,1 polyhexes in any orientation on a planar nXnXn triangular grid.
A155265
Number of ways to place zero or more nonadjacent 1,0 2,0 2,1 2,2 3,1 4,1 polyhexes in any orientation on a planar nXnXn triangular grid.
Terms
- a(0) =1a(1) =13a(2) =37a(3) =73a(4) =333a(5) =3889a(6) =39159a(7) =271617a(8) =3012146a(9) =61623325a(10) =1541710905a(11) =35611299121
External references
- oeis: A155265