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
KEYWORD
nonn
AUTHOR
A.K. Devaraj, Oct 24 2006
EXTENSIONS
Corrected and edited by Max Alekseyev, Oct 30 2006
STATUS
approved