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A095379 Primes of the form 1 + A094125(k) = 1 + 3*2^k + 2*3^k. 1

%I

%S 13,31,79,211,4759,40903,121171,360439,1075171,2326095799,62774702131,

%T 564909404611,53177629140127471641559,

%U 1668770336663931954974790774345703

%N Primes of the form 1 + A094125(k) = 1 + 3*2^k + 2*3^k.

%F a(n) = 1 + A094125(A095378(n)). - _Jinyuan Wang_, Aug 26 2019

%e Prime 211 is a term because 211 = 1 + 3*2^4 + 2*3^4.

%e The 17th term has 274 decimal digits.

%Y Cf. A094125, A095378.

%K nonn

%O 1,1

%A _Labos Elemer_, Jun 07 2004

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Last modified September 19 18:57 EDT 2020. Contains 337182 sequences. (Running on oeis4.)