33474

Appears in sequences

• Partial sums of A066186.at n=18A182738
• a(n) = A000129(n) + n.at n=13A209971
• Number of partitions of subsets of {1,...,n}, where consecutive integers are required to be in the same part and the elements of {1, n} are required to be in the same part if they are both members of a subset.at n=12A261492
• G.f. satisfies A(x) = A(x^2) + A(x^2)^2*A(x^3)/A(x^6), with A(0) = 0 and A'(0) = 1.at n=47A382316