581112domain: NAppears in sequencesCoordination sequence for lattice D*_6 (with edges defined by l_1 norm = 1).at n=14A035472Triangle, T(n, k) is the coefficient of x^k in ( Product_{j=1..n} (1 - A002110(j)*x) ), read by rows.at n=17A118708Number of square rooted trees with n nodes.at n=18A358589