OFFSET
1,1
LINKS
Harvey P. Dale, Table of n, a(n) for n = 1..1000
EXAMPLE
If n=20, then (p(20)-2*(20-1))/11=(71-38)/11=3=a(1).
If n=21, then (p(21)-2*(21-1))/11=(73-40)/11=3=a(2).
If n=30, then (p(30)-2*(30-1))/11=(113-58)/11=5=a(3).
If n=126, then (p(126)-2*(126-1))/11=(701-250)/11=41=a(4).
If n=165, then (p(165)-2*(165-1))/11=(977-328)/11=59=a(5).
If n=192, then (p(192)-2*(192-1))/11=(1163-382)/11=71=a(6), etc.
MATHEMATICA
Select[Table[(Prime[n]-2(n-1))/11, {n, 2000}], PrimeQ] (* Harvey P. Dale, Sep 28 2013 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Juri-Stepan Gerasimov, Oct 08 2008
EXTENSIONS
17, 73, 89, 107 inserted and extended by R. J. Mathar, Nov 06 2008
STATUS
approved