OFFSET
1,1
COMMENTS
Numbers k such that A066066(k) is prime. - Amiram Eldar, May 19 2022
LINKS
Amiram Eldar, Table of n, a(n) for n = 1..10000
MATHEMATICA
Select[Range[200], PrimeQ[Prime[2*#] - 2*Prime[#]] &] (* Amiram Eldar, May 19 2022 *)
PROG
(PARI) for(n=1, 251, if(isprime(prime(2*n)-2*prime(n))==1, print1(n, ", ")))
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Benoit Cloitre, Jun 10 2002
STATUS
approved