A045915 Erroneous version of A057835.

4, 24, 144, 908, 6117, 44159, 332775, 2592589, 20758019, 169922924, 1416703346, 11992874160, 10283824252

Offset: 2

Author

Felice Russo

Keywords

• dead

References

• C. Clawson, Mathematical Mysteries, Plenum Press, 1996, p. 157

Formula

a(n) = pi(n) - n/log(n).