43676

Appears in sequences

• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 931", based on the 5-celled von Neumann neighborhood.at n=31A273790
• a(n) = 3*a(n-1) - a(n-2) - 3*a(n-3) + 2*a(n-4), where a(0) = 2, a(1) = 4, a(2) = 8, a(3) = 18.at n=14A288206
• Number of nX5 0..1 arrays with every element equal to 0, 2, 3 or 4 horizontally or antidiagonally adjacent elements, with upper left element zero.at n=7A302147
• Number of (undirected) Hamiltonian paths in the 3 X n king graph.at n=4A339761
• Number of (undirected) Hamiltonian paths in the 5 X n king graph.at n=2A339763
• Array read by antidiagonals: T(m,n) is the number of (undirected) Hamiltonian paths in the m X n king graph.at n=23A350729
• Array read by antidiagonals: T(m,n) is the number of (undirected) Hamiltonian paths in the m X n king graph.at n=25A350729