OFFSET
1,2
COMMENTS
All terms have been certified. Primality proof for the largest: PFGW Version 20041001.Win_Stable (v1.2 RC1b) [FFT v23.8] Primality testing 88*10^30355+1 [N-1, Brillhart-Lehmer-Selfridge] Running N-1 test using base 3 Calling Brillhart-Lehmer-Selfridge with factored part 69.89% 88*10^30355+1 is prime! (491.3713s+0.8690s)
LINKS
Makoto Kamada, Search for 880w1.
PROG
(PARI) is(n)=ispseudoprime(88*10^n+1) \\ Charles R Greathouse IV, Jun 13 2017
CROSSREFS
KEYWORD
more,nonn
AUTHOR
Jason Earls, Aug 11 2005
EXTENSIONS
a(18) from Kamada data by Tyler Busby, Apr 16 2024
STATUS
approved