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A124277
Primes that do not divide 2^(3^n)+97 for any n.
0
2, 13, 17, 19, 23, 31, 37, 41, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97, 101, 103, 107, 109, 113, 127, 131, 137, 139, 149, 151, 157, 163, 167, 173, 179, 181, 191, 193, 197, 199, 211, 223, 229, 233, 241, 251, 257, 269, 271, 277, 281, 283, 293, 307, 313, 317
OFFSET
1,1
COMMENTS
To check if p divides 2^(3^n)+97 for some n, we need to test only n from 1 to phi(p-1).
CROSSREFS
Cf. A123239.
Sequence in context: A158845 A163786 A153507 * A038889 A152652 A142339
KEYWORD
nonn
AUTHOR
A.K. Devaraj, Oct 24 2006
EXTENSIONS
Corrected and edited by Max Alekseyev, Oct 30 2006
STATUS
approved