A292014 Primes of the form Phi(k, 10), where Phi is the cyclotomic polynomial.

11, 101, 9091, 9901, 909091, 1111111111111111111, 11111111111111111111111, 99990001, 999999000001, 909090909090909091, 900900900900990990990991, 9999999900000001, 909090909090909090909090909091, 900900900900900900900900900900990990990990990990990990990991

Offset

1,1

Links

Robert Price, Table of n, a(n) for n = 1..19

Yves Gallot, Cyclotomic polynomials and prime numbers

Index entries for cyclotomic polynomials,values at X

Mathematica

Select[Table[Cyclotomic[k, 10], {k, 0, 100}], PrimeQ[#] &]

Crossrefs

Cf. A138940.

Sequence in context: A052075 A070854 A075767 * A080176 A064490 A080439

Adjacent sequences: A292011 A292012 A292013 * A292015 A292016 A292017

Keyword

nonn

Author

Robert Price, Sep 07 2017

Status

approved