OFFSET
1,1
COMMENTS
a(prime(n)) = A122028(n).
LINKS
Eric M. Schmidt, Table of n, a(n) for n = 1..10000
FORMULA
PROG
(Sage) def A229708(n) : m = Integers(n).unit_group_exponent(); return next(p for p in Primes() if n%p != 0 and mod(p, n).multiplicative_order() == m)
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Eric M. Schmidt, Sep 27 2013
STATUS
approved