login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A325145 Primes not representable by cyclotomic binary forms. 2

%I #9 May 16 2019 17:34:51

%S 2,23,47,59,71,83,107,131,167,179,191,227,239,251,263,311,347,359,383,

%T 419,431,443,467,479,491,503,563,587,599,647,659,719,743,827,839,863,

%U 887,911,947,971,983,1019,1091,1103,1151,1163,1187,1223

%N Primes not representable by cyclotomic binary forms.

%H Étienne Fouvry, Claude Levesque, Michel Waldschmidt, <a href="http://dx.doi.org/10.4064/aa171012-24-12">Representation of integers by cyclotomic binary forms</a>, Acta Arithmetica 184 (2018), 67-86; <a href="https://arxiv.org/abs/1712.09019">arXiv:1712.09019</a>, arXiv:1712.09019 [math.NT], 2017.

%o (Julia)

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

%Y A325143 gives the primes represented by cyclotomic binary forms.

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

%K nonn

%O 1,1

%A _Peter Luschny_, May 16 2019

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified July 5 04:28 EDT 2024. Contains 374018 sequences. (Running on oeis4.)