A144573 Smallest prime greater than nonprime(prime(n)).

2, 5, 11, 11, 17, 23, 29, 29, 37, 41, 47, 53, 59, 59, 67, 73, 83, 83, 97, 97, 97, 107, 113, 127, 127, 137, 137, 149, 149, 149, 167, 173, 179, 179, 191, 197, 211, 211, 223, 223, 227, 233, 251, 251, 251, 257, 269, 283, 293, 293, 307, 307, 307, 317, 331, 331, 337

Offset

1,1

Links

Table of n, a(n) for n=1..57.

Formula

a(n) = A007918(A141468(A000040(n))).

Example

Nonprime(prime(1)) = nonprime(2) = 1, so a(1) = 2 (the next prime after 1). Nonprime(prime(2)) = nonprime(3) = 4, so a(2) = 5 (next prime after 4).

Crossrefs

Sequence in context: A069162 A300677 A079008 * A062251 A091114 A155767

Adjacent sequences: A144570 A144571 A144572 * A144574 A144575 A144576

Keyword

nonn,less

Author

Juri-Stepan Gerasimov, Jan 06 2009

Extensions

Corrected by Charles R Greathouse IV, Mar 29 2010

Status

approved