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!)
A226529 Numbers n such that n^(2^14) + 1 is prime (a generalized Fermat prime). 27

%I #26 Mar 28 2022 13:09:50

%S 1,67234,101830,114024,133858,162192,165306,210714,216968,229310,

%T 232798,422666,426690,449732,462470,468144,498904,506664,509622,

%U 528614,572934,581424,638980,641762,656210,698480,704930,730352,795810,840796,908086,975248,976914,990908,1007874,1037748,1039970,1067896,1082054,1097352,1102754,1132526,1162996,1171010,1177808,1181388

%N Numbers n such that n^(2^14) + 1 is prime (a generalized Fermat prime).

%H Ray Chandler, <a href="/A226529/b226529.txt">Table of n, a(n) for n = 1..10000</a> (from PrimeGrid link below; n = 602..4825 from Jeppe Stig Nielsen)

%H PrimeGrid, <a href="http://www.primegrid.com/gfn_history14.php">GFN Prime Search Status and History: n=14</a>.

%o (PARI) is(n)=isprime(n^2^14+1) \\ _Charles R Greathouse IV_, Feb 17 2017

%Y Cf. A056993, A005574, A000068, A006314, A006313, A006315, A006316, A056994, A056995, A057465, A057002, A088361, A088362, A226528, A226530, A251597, A253854, A244150, A243959, A321323.

%K nonn,hard

%O 1,2

%A _Robert G. Wilson v_, Jun 09 2013

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 March 28 14:38 EDT 2024. Contains 371254 sequences. (Running on oeis4.)