%N Number of representations of n as m_1/1 + m_2/2 + ... + m_n/n where m_i are nonnegative integers.
%C Number of unordered partitions of n into reciprocals of positive integers <= n.
%H Karan, <a href="http://mathoverflow.net/questions/96204/a-simple-looking-problem-in-partitions-that-became-increasingly-complex">A simple looking problem in partitions that became increasingly complex</a>, discussion at MathOverflow.
%Y Cf. A020473
%A _Brendan McKay_ and _Max Alekseyev_, May 07 2012