10764961

Appears in sequences

• Bending a piece of wire of length n+1; walks of length n+1 on a tetrahedron; also non-branched catafusenes with n+2 condensed hexagons.at n=16A001998
• a(n) = (3^n + 1)^2/4.at n=8A051500
• a(n) = (A046717(n))^2 (starting with n=1).at n=7A120096
• Number of 2 X n arrays of occupancy after each element moves to some horizontal, diagonal or antidiagonal neighbor, with every occupancy equal to zero or two.at n=15A221276
• Number of classes of endofunctions of [n] under vertical translation mod n, complement to n+1 and reversal.at n=9A275553
• Number of minimal total dominating sets in the n-prism graph.at n=23A303006