Number of ways to place zero or more nonadjacent 1,0 1,1 2,0 3,0 4,0 polyhexes in any orientation on a planar nXnXn triangular grid.
A155236
Number of ways to place zero or more nonadjacent 1,0 1,1 2,0 3,0 4,0 polyhexes in any orientation on a planar nXnXn triangular grid.
Terms
- a(0) =1a(1) =13a(2) =37a(3) =210a(4) =1538a(5) =9864a(6) =106941a(7) =1433656a(8) =22817924a(9) =508623094a(10) =13424571091
External references
- oeis: A155236