A347695 - OEIS

A347695

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}).

47, 79, 113, 137, 139, 167, 191, 223, 229, 233, 239, 241, 263, 277, 281, 283, 311, 313, 317, 331, 337, 349, 359, 367, 373, 383, 409, 421, 431, 439, 457, 461, 463, 479, 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

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OFFSET

1,1

COMMENTS

See Endo-Miyata (1973) for precise definition.

LINKS

Table of n, a(n) for n=1..61.

Shizuo Endo and Takehiko Miyata, Invariants of finite abelian groups, Journal of the Mathematical Society of Japan 25.1 (1973): 7-26. See Appendix.

CROSSREFS

Sequence in context: A126095 A132259 A046002 * A132257 A240583 A132255

Adjacent sequences: A347692 A347693 A347694 * A347696 A347697 A347698

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Oct 05 2021

STATUS

approved