login
This site is supported by donations to The OEIS Foundation.
Logo

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A155022 Values of n such that n^a-+a are primes, a=7. 1
0, 66, 516, 3450, 7200, 8850, 12480, 16500, 18234, 18534, 19440, 21246, 26466, 28596, 39036, 41634, 43500, 43710, 54186, 54876, 59316, 68886, 77184, 81540, 82134, 88044, 89064, 95796, 97530, 98610, 108294, 111864, 113160, 120534, 120696 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

MATHEMATICA

a={}; Do[m=n^7; If[PrimeQ[m-7]&&PrimeQ[m+7], AppendTo[a, n]], {n, 0, 9!}]; a

CROSSREFS

Cf. A108701, A143904, A155021

Sequence in context: A084027 A063249 A106212 * A202639 A175260 A129218

Adjacent sequences:  A155019 A155020 A155021 * A155023 A155024 A155025

KEYWORD

nonn

AUTHOR

Vladimir Orlovsky (4vladimir(AT)gmail.com), Jan 19 2009

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
Recent Additions | More pages | Superseeker | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified February 17 13:14 EST 2012. Contains 206031 sequences.