268959744

Appears in sequences

• Expansion of e.g.f. sin(x)^2 * sinh(x)^2.at n=4A107391
• Decimal representation of the diagonal from the origin to the corner of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 262", based on the 5-celled von Neumann neighborhood.at n=28A287291
• a(n) is the smallest positive k such that f(k) = n*g(k) where f = A007953 and g = A000120, or 0 if no such k exists.at n=26A293011
• Number of (undirected) Hamiltonian paths in the 2n-crossed prism graph.at n=16A308136