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!)
 A125263 Numbers n such that n^8 + 7 is prime. 7
 0, 2, 4, 10, 66, 68, 86, 88, 134, 146, 200, 216, 250, 276, 306, 310, 410, 422, 472, 492, 506, 516, 538, 548, 550, 594, 638, 716, 746, 758, 862, 888, 942, 954, 964, 982, 992, 998, 1000, 1016, 1020, 1034, 1108, 1164, 1192, 1234, 1338, 1342, 1350, 1374, 1390 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 LINKS Carmine Suriano, Table of n, a(n) for n = 1..4683 MATHEMATICA lst={}; k=8; Do[If[PrimeQ[n^k+k-1], AppendTo[lst, n]], {n, 0, 10^4}]; lst (* Vladimir Joseph Stephan Orlovsky, Sep 10 2008 *) PROG (PARI) is(n)=isprime(n^8+7) \\ Charles R Greathouse IV, Feb 17 2017 CROSSREFS Other sequences of the type "Numbers n such that n^k + k - 1 is prime": A000040 (k=1), A005574 (k=2), A067200 (k=3), A125259 (k=4), A125260 (k=5), A125261 (k=6), A125262 (k=7), this sequence (k=8), A125264 (k=10), A125265 (k=11).. Sequence in context: A214724 A326325 A080090 * A326949 A215439 A120402 Adjacent sequences:  A125260 A125261 A125262 * A125264 A125265 A125266 KEYWORD nonn AUTHOR Zak Seidov, Nov 26 2006 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 July 23 17:07 EDT 2021. Contains 346259 sequences. (Running on oeis4.)