114642

Appears in sequences

• Number of knot polyhedra with 2n nodes.at n=10A122660
• Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 0), (-1, 0, 1), (0, 1, -1), (1, 0, 0), (1, 1, 0)}.at n=9A150345
• a(n) = a(n-1) + 3*a(n-2) - 3*a(n-3) - 2*a(n-4) + 2*a(n-5) for n >= 6, a(0) = 2, a(1) = 4, a(2) = 7, a(3) = 11, a(4) = 18, a(5) = 28.at n=28A289131
• a(n) = 972*n^2 - 270*n (n>=1).at n=10A305071