OFFSET
1,2
COMMENTS
No other terms below 10^15. Some larger terms: 38726095838775708310162, 2682806839696008709567739369. - Max Alekseyev, Oct 12 2016
EXAMPLE
3 == 11 mod 1, so 1 is a term.
9 == 11 mod 2, so 2 is a term.
MATHEMATICA
k = 3; lst = {1, 2}; While[k < 12000000001, If[ PowerMod[3, k, k] == 11, AppendTo[lst, k]]; k++]; lst (* Robert G. Wilson v, Oct 08 2016 *)
CROSSREFS
KEYWORD
nonn,more
AUTHOR
Seiichi Manyama, Oct 08 2016
EXTENSIONS
a(7)-a(13) from Max Alekseyev, Oct 12 2016
STATUS
approved