50908

Appears in sequences

• Triangle read by rows: T(n,k) is the number of Dyck paths of semilength n having k ascents of length 2.at n=53A102402
• a(n) = 4394*n - 1820.at n=11A156627
• Number of nX5 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 0 1 and 1 0 1 vertically.at n=10A207021
• Sum of all parts of all partitions of n that contain 1 as a part.at n=25A228816
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 185", based on the 5-celled von Neumann neighborhood.at n=40A270636
• a(n) is the forgotten index of the Lucas cube Lambda(n).at n=10A307307