A098357 a(n) = A061017(n) - pi(n+1).

0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 1, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 2, 2, 2, 2, 2, 1, 2, 1, 2, 2, 2, 2, 2, 1, 2, 2, 2, 1, 2, 1, 1, 1, 2, 2, 3, 2, 2, 2, 2, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 3, 3

Offset: 1

Author

David Applegate and N. J. A. Sloane, Oct 22 2008

Keywords

• nonn

Comments

a(n) >= 0 for all n >= 1.

The old entry with this sequence number was a duplicate of A058071.

Crossrefs

A companion to A052511. Cf. A061017, A006218, A088526.