32270

Appears in sequences

• a(n) = [ (3rd elementary symmetric function of S(n))/(first elementary symmetric function of S(n)) ], where S(n) = {first n+2 odd positive integers}.at n=19A024202
• Number of ways to place zero or more nonadjacent 1,1 2,0 2,1 3,2 4,2 5,3 5,4 6,3 polyhexes in any orientation on a planar n X n X n triangular grid.at n=8A155420
• Numbers n such that pi(2n) divides n.at n=20A235495
• Numbers k such that Bernoulli number B_{k} has denominator 4686.at n=25A295770
• Consider the figure made up of a row of n adjacent congruent rectangles, with diagonals of all possible rectangles drawn; a(n) = number of interior vertices where exactly three lines cross.at n=37A336489