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Numbers k such that 95*2^k+1 is prime.
1

%I #33 Sep 02 2020 05:29:35

%S 1,3,5,7,13,17,21,53,57,61,83,89,111,167,175,237,533,621,661,753,993,

%T 1039,1849,1987,3437,6189,6905,8491,11285,18539,20271,25225,30973,

%U 36559,40937,54477,120679,170545,231671,247265,433321,622849,682055,829421,891073

%N Numbers k such that 95*2^k+1 is prime.

%H Jeppe Stig Nielsen, <a href="/A032397/b032397.txt">Table of n, a(n) for n = 1..54</a>

%H Ray Ballinger, <a href="http://www.prothsearch.com/index.html">Proth Search Page</a>

%H Ray Ballinger and Wilfrid Keller, <a href="http://www.prothsearch.com/riesel1.html">List of primes k.2^n + 1 for k < 300</a>

%H Y. Gallot, <a href="http://www.utm.edu/research/primes/programs/gallot/index.html">Proth.exe: Windows Program for Finding Large Primes</a>

%H Wilfrid Keller, <a href="http://www.prothsearch.com/riesel2.html">List of primes k.2^n - 1 for k < 300</a>

%H <a href="/index/Pri#riesel">Index entries for sequences of n such that k*2^n-1 (or k*2^n+1) is prime</a>

%o (PARI) is(n)=ispseudoprime(95*2^n+1) \\ _Charles R Greathouse IV_, Jun 13 2017

%K nonn

%O 1,2

%A _James R. Buddenhagen_

%E More terms from _Hugo Pfoertner_, Jun 20 2003

%E More terms (from http://web.archive.org/web/20161028080239/http://www.prothsearch.net/riesel.html), _Joerg Arndt_, Apr 07 2013

%E Terms moved from Data to b-file, and more terms added to b-file, by _Jeppe Stig Nielsen_, Sep 02 2020