Number of ways to place zero or more nonadjacent 1,0 1,1 2,0 3,0 4,0 5,0 6,0 7,1 polyhexes in any orientation on a planar nXnXn triangular grid.
A155387
Number of ways to place zero or more nonadjacent 1,0 1,1 2,0 3,0 4,0 5,0 6,0 7,1 polyhexes in any orientation on a planar nXnXn triangular grid.
Terms
- a(0) =1a(1) =4a(2) =13a(3) =28a(4) =131a(5) =616a(6) =2619a(7) =12958a(8) =65721a(9) =390933a(10) =2891029a(11) =23149838
External references
- oeis: A155387