Number of ways to place zero or more nonadjacent 1,1 2,1 3,1 4,1 5,1 6,0 6,1 7,2 polyhexes in any orientation on a planar nXnXn triangular grid.
A155388
Number of ways to place zero or more nonadjacent 1,1 2,1 3,1 4,1 5,1 6,0 6,1 7,2 polyhexes in any orientation on a planar nXnXn triangular grid.
Terms
- a(0) =1a(1) =7a(2) =19a(3) =37a(4) =182a(5) =832a(6) =3129a(7) =13751a(8) =77260a(9) =501790a(10) =3395893a(11) =27342352
External references
- oeis: A155388