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A103521 Primes which have fewer primitive roots than any larger prime. 1

%I

%S 3,7,13,19,31,43,61,67,79,103,127,151,211,241,271,331,421,463,631,661,

%T 691,751,811,1051,1171,1321,1471,1531,1621,1741,2311,2731,2971,3571,

%U 3631,4621,4831,4951,5281,6091,6301,6361,7351,8191,9241,9661,9871

%N Primes which have fewer primitive roots than any larger prime.

%Y Cf. A103203.

%K nonn

%O 1,1

%A Don Reble (djr(AT)nk.ca), Mar 21 2005

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Last modified May 18 17:41 EDT 2013. Contains 225422 sequences.