%I #8 Dec 15 2017 17:36:48
%S 3,32,96,104,603,870,1609,2505,4889,5024,5345
%N Numbers n such that 10^n*(66161819199+10^(n+10))+1 is prime.
%C These are non-palindromic strobogrammatic primes and they have all been certified. No more terms up to 8700. Primality proof for the largest (a "gigantic" prime): PFGW Version 20041001.Win_Stable (v1.2 RC1b) [FFT v23.8] Primality testing 10^5345*(66161819199+10^(5345+10))+1 [N-1, Brillhart-Lehmer-Selfridge] Running N-1 test using base 3 Calling Brillhart-Lehmer-Selfridge with factored part 34.91% 10^5345*(66161819199+10^(5345+10))+1 is prime! (15.1367s+0.0109s)
%H R. Ondrejka, <a href="http://www.utm.edu/research/primes/lists/top_ten/">The Top Ten: a Catalogue of Primal Configurations</a>.
%o (PARI) is(n)=ispseudoprime(10^n*(66161819199+10^(n+10))+1) \\ _Charles R Greathouse IV_, Jun 13 2017
%Y Cf. A007597.
%K base,nonn
%O 1,1
%A _Jason Earls_, May 27 2005
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