OFFSET
1,1
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
KEYWORD
nonn,less
AUTHOR
Juri-Stepan Gerasimov, Jan 06 2009
EXTENSIONS
Corrected by Charles R Greathouse IV, Mar 29 2010
STATUS
approved