32459

Appears in sequences

• Number of increasing sequences of n integers x(1),...,x(n) with values in 1..2*n such that x(j) divides x(k) if j divides k.at n=43A180384
• Numerators of poly-Bernoulli numbers B_n^(k) with k=7.at n=3A283925
• Expansion of 1 / ((1-x)^2*(1-x^2)*(1-x^3)*...*(1-x^6)).at n=40A288341
• Number of separable partitions of n that consist of an even number of parts.at n=44A325723
• a(1) = 1; a(n) = a(n-1) + 2 * a(floor(n/2)).at n=43A347027