38110domain: NAppears in sequencesNumber of ways to place zero or more nonadjacent 0,0 1,0 1,1 2,0 3,1 4,1 polyhexes in any orientation on a planar nXnXn triangular grid.at n=6A155263G.f. A(x) satisfies: A(x)^3 = A(x^3) / (1 - 3*x).at n=12A271929Sum of the even parts in the partitions of n into 10 parts.at n=37A309664