A228454 - OEIS

A228454

Gap g such that k*2^n-1 , k*2^n-1+g , k*2^n-1+2*g or k*2^n-1-g , k*2^n-1 , k*2^n-1+g are consecutive primes in arithmetic progression for the smallest prime k.

%I #12 Oct 29 2013 14:48:04

%S 2,12,6,6,6,6,24,6,6,12,6,30,18,6,18,6,30,6,6,36,6,18,36,12,6,6,6,6,6,

%T 72,6,6,6,6,6,6,18,6,6,60,6,12,6,12,18,6,18,6,30,30,60,48,78,36,54,78,

%U 36,6,6,54,6,54,12,78,6,108,108,30,6,60,24,48,18,6,42

%N Gap g such that k*2^n-1 , k*2^n-1+g , k*2^n-1+2*g or k*2^n-1-g , k*2^n-1 , k*2^n-1+g are consecutive primes in arithmetic progression for the smallest prime k.

%C Primes k in A228452.

%H Pierre CAMI, <a href="/A228454/b228454.txt">Table of n, a(n) for n = 1..350</a>

%Y Cf. A228452.

%K nonn

%O 1,1

%A _Pierre CAMI_, Oct 27 2013