The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A047652 Primes for which golden mean is a cubic residue. 5
 139, 151, 199, 331, 541, 619, 661, 709, 811, 829, 919, 1069, 1231, 1279, 1291, 1381, 1471, 1579, 1699, 1999, 2161, 2221, 2239, 2251, 2281, 2371, 2389, 2521, 2659, 2689, 2749, 3001, 3121, 3271, 3331, 3391, 3499, 3529, 3571, 3631, 3919, 4021, 4051, 4159 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Primes of the form x^2 + xy + 34y^2, whose discriminant is -135. - T. D. Noe, May 17 2005 Primes of the form x^2 + 135*y^2. - Arkadiusz Wesolowski, May 31 2015 LINKS Vincenzo Librandi, Table of n, a(n) for n = 1..1000 E. Lehmer, On the quadratic character of the Fibonacci root, Fib. Quart., 4 (1966), 135-138. E. Lehmer, On the quadratic character of the Fibonacci root (annotated scanned copy) FORMULA Primes p that divide Fibonacci((p-1)/3). - Alexander Adamchuk, Sep 16 2006 MATHEMATICA Select[Prime[Range[1000]], IntegerQ[Fibonacci[(#1-1)/3]/#1]&] (* Alexander Adamchuk, Sep 16 2006 *) CROSSREFS Cf. A047650. Sequence in context: A340800 A333135 A270310 * A308788 A308796 A334564 Adjacent sequences:  A047649 A047650 A047651 * A047653 A047654 A047655 KEYWORD nonn,easy AUTHOR EXTENSIONS More terms from James A. Sellers, Jan 25 2000 STATUS approved

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

Last modified June 17 14:24 EDT 2021. Contains 345083 sequences. (Running on oeis4.)