Number of ways to place zero or more nonadjacent 0,0 1,0 2,1 3,1 4,0 4,1 5,0 polyhexes in any orientation on a planar nXnXn triangular grid.
A155344
Number of ways to place zero or more nonadjacent 0,0 1,0 2,1 3,1 4,0 4,1 5,0 polyhexes in any orientation on a planar nXnXn triangular grid.
Terms
- a(0) =1a(1) =4a(2) =13a(3) =37a(4) =146a(5) =632a(6) =2601a(7) =11932a(8) =76177a(9) =558787a(10) =4627682a(11) =46978044a(12) =543470526
External references
- oeis: A155344