1,3

Table of n, a(n) for n=1..59.

a(n)=A002033(n-1)+A004125(n).

Cf. A002033, A004125.

Sequence in context: A186106 A329161 A124866 * A126785 A295586 A283768

Adjacent sequences: A166244 A166245 A166246 * A166248 A166249 A166250

nonn,less

Juri-Stepan Gerasimov, Oct 10 2009

Indices in definition and formula corrected by R. J. Mathar, May 21 2010

approved