1,2

Niven, I. ``Averages of Exponents in Factoring Integers.'' Proc. Amer. Math. Soc. 22, 356-360, 1969

Eric Weisstein's World of Mathematics, Link to a section of The World of Mathematics.

Cf. A033150, A033151, A033152, A000010.

Sequence in context: A022442 A056689 A034037 this_sequence A086790 A115797 A003596

Adjacent sequences: A033150 A033151 A033152 this_sequence A033154 A033155 A033156

nonn,cofr

Eric Weisstein (eric(AT)weisstein.com)

One more term from Michel ten Voorde (seqfan(AT)tenvoorde.org) Jun 14 2003