1,2
a(n) = A007279(A000041(n)).
Table of n, a(n) for n=1..16.
Eric Weisstein's World of Mathematics, Partition
Sequence in context: A094927 A024423 A115114 * A022490 A102952 A065653
Adjacent sequences: A086206 A086207 A086208 * A086210 A086211 A086212
nonn
Reinhard Zumkeller, Aug 27 2003
approved