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A084124 Numbers n such that 11*3^n + 2 is prime. 0

%I #6 Mar 30 2012 17:36:40

%S 0,2,8,10,11,38,68,88,158,200,248,1076,1252,1586

%N Numbers n such that 11*3^n + 2 is prime.

%C Values corresponding to 38, 68, 88, 158, 200, 248, 1076, 1252 and 1586 (758 digits) have been certified prime with Primo. There are no other terms <= 6000.

%e Primes 13,101,72173,649541 are 11*3^0+2, 11*3^2+2, 11*3^8+2, 11*3^10+2.

%o (PARI) for(n=0,6000,if(isprime(11*3^n+2),print1(n,",")))

%K nonn

%O 1,2

%A _Rick L. Shepherd_, May 14 2003

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Last modified March 29 10:59 EDT 2024. Contains 371277 sequences. (Running on oeis4.)