0,2

For n>1, a(n) is the number of primes in class n of the Phi iteration. See A003434 and A058812. [From T. D. Noe, Nov 05 2008]

Table of n, a(n) for n=0..16.

Cf. A000010, A003434, A064415, A064416.

Sequence in context: A162599 A064319 A307241 * A095902 A103687 A166678

Adjacent sequences: A064671 A064672 A064673 * A064675 A064676 A064677

nonn

Christian WEINSBERG (cweinsbe(AT)fr.packardbell.org), Oct 10 2001

Extended by T. D. Noe, Nov 05 2008

approved