47720

Appears in sequences

• The binary encoding (as a rooted planar tree) of each rooted planar binary tree. See A057123 for illustration.at n=11A057122
• Number of length n 0..1 arrays with each partial sum starting from the beginning no more than sqrt(3) standard deviations from its mean.at n=15A244933
• Expansion of Sum_{i>=1} mu(i)^2*i*x^i/(1 - x^i) / Product_{j>=1} (1 - x^j), where mu() is the Moebius function (A008683).at n=25A281904
• Numbers k such that Bernoulli number B_{k} has denominator 13530.at n=37A295587