OFFSET
1,1
COMMENTS
No more terms up to k = 3800.
PROG
(PARI) is(n)=ispseudoprime(10^n*(2+3*10^n)+3) \\ Charles R Greathouse IV, Jun 13 2017
CROSSREFS
KEYWORD
more,nonn
AUTHOR
Jason Earls, Dec 06 2009
EXTENSIONS
a(17)-a(19) from Michael S. Branicky, Jun 22 2023
STATUS
approved