Number of ways to place zero or more nonadjacent 0,0 1,0 2,0 3,0 4,1 5,2 6,3 polyhexes in any orientation on a planar nXnXn triangular grid.
A155333
Number of ways to place zero or more nonadjacent 0,0 1,0 2,0 3,0 4,1 5,2 6,3 polyhexes in any orientation on a planar nXnXn triangular grid.
Terms
- a(0) =1a(1) =7a(2) =19a(3) =70a(4) =241a(5) =813a(6) =4400a(7) =23369a(8) =158297a(9) =1249218a(10) =10771936a(11) =115482200
External references
- oeis: A155333