A279190 Primes p such that L(p^2) = (p-1)*L(p)/2, where L(i) = A279186(i).

7, 11, 13, 17, 23, 47, 59, 67, 71, 83, 103, 107, 131, 139, 167, 173, 191, 227, 239, 263, 269, 347

Offset

1,1

Links

Table of n, a(n) for n=1..22.

Haifeng Xu, The largest cycles consist by the quadratic residues and Fermat primes, arXiv:1601.06509 [math.NT], 2016.

Crossrefs

Cf. A279185-A279189.

Sequence in context: A067557 A103485 A191079 * A309671 A073704 A040108

Adjacent sequences: A279187 A279188 A279189 * A279191 A279192 A279193

Keyword

nonn,more

Author

N. J. A. Sloane, Dec 14 2016

Status

approved