152145

Appears in sequences

• Number of aperiodic binary necklaces of length n with no subsequence 00, excluding the necklace "0".at n=31A006206
• Number of orbits of length n under the map whose periodic points are counted by A001350.at n=31A060280
• Exponents in expansion of constant A065463 as Product_{n>1} zeta(n)^(-a(n)).at n=31A065490
• Triangle read by rows: T(n,k) is the number of labeled forests with n trees and 2n nodes and with the largest tree having at most k nodes, (n>=1, 2<=k<=n+1).at n=11A332961