1033215

Appears in sequences

• a(n) = Sum_{k=0..floor(n/2)} A000108(n-k).at n=13A129366
• 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 513", based on the 5-celled von Neumann neighborhood.at n=19A288812
• a(n) is the maximum number of strong sub-tournaments in an n-tournament.at n=20A386875