148731

Appears in sequences

• Number of Dyck n-paths with ascents and descents of length equal to 1 (mod 4).at n=25A023427
• G.f. satisfies: A(x) = (1 + x*A(x)) * (1 + x^4*A(x)).at n=24A216116
• Decimal representation of the diagonal from the corner to the origin of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 670", based on the 5-celled von Neumann neighborhood.at n=34A289360