A325145 Primes not representable by cyclotomic binary forms.

2, 23, 47, 59, 71, 83, 107, 131, 167, 179, 191, 227, 239, 251, 263, 311, 347, 359, 383, 419, 431, 443, 467, 479, 491, 503, 563, 587, 599, 647, 659, 719, 743, 827, 839, 863, 887, 911, 947, 971, 983, 1019, 1091, 1103, 1151, 1163, 1187, 1223

Offset

1,1

Links

Table of n, a(n) for n=1..48.

Étienne Fouvry, Claude Levesque, Michel Waldschmidt, Representation of integers by cyclotomic binary forms, Acta Arithmetica 184 (2018), 67-86; arXiv:1712.09019, arXiv:1712.09019 [math.NT], 2017.

Prog

(Julia)
[n for n in 1:1223 if isprime(ZZ(n)) && ! isA325143(n)] |> println

Crossrefs

A325143 gives the primes represented by cyclotomic binary forms.

Cf. A293654, A299214, A299498, A299733, A299928, A299930, A299956, A299964.

Sequence in context: A068835 A156557 A002428 * A105440 A139831 A049592

Adjacent sequences: A325142 A325143 A325144 * A325146 A325147 A325148

Keyword

nonn

Author

Peter Luschny, May 16 2019

Status

approved