OFFSET
1,1
FORMULA
EXAMPLE
prime(44)=193, 2*193 + 3 = 389 = prime(77);
prime(45)=197, 2*197 + 3 = 397 = prime(78);
prime(46)=199, 2*199 + 3 = 401 = prime(79).
CROSSREFS
KEYWORD
nonn
AUTHOR
Ray Chandler, Nov 07 2003
EXTENSIONS
Offset changed to 1 by Jinyuan Wang, Aug 04 2021
STATUS
approved