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%I #7 Oct 06 2021 02:45:48
%S 47,79,113,137,139,167,191,223,229,233,239,241,263,277,281,283,311,
%T 313,317,331,337,349,359,367,373,383,409,421,431,439,457,461,463,479,
%U 499,503,521,523,569,571,593,599,601,607,617,619,643,659,661,683,709,719,733,761,787,809,821,823,829,839,853
%N Primes p such that the prime ideal J(p) is not principal, determined by using a quadratic or biquadratic subfield of Q(zeta_{p-1}).
%C See Endo-Miyata (1973) for precise definition.
%H Shizuo Endo and Takehiko Miyata, <a href="https://doi.org/10.2969/jmsj/02510007">Invariants of finite abelian groups</a>, Journal of the Mathematical Society of Japan 25.1 (1973): 7-26. See Appendix.
%K nonn
%O 1,1
%A _N. J. A. Sloane_, Oct 05 2021
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