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A231578 Sequence of pairs k,g such that k is the smallest and k*2^n+1-g, k*2^n+1, k*2^n+1+g are three consecutive primes in arithmetic progression. 2

%I #16 Nov 28 2013 15:35:16

%S 105,12,1,2,219,6,37,6,245,12,109,6,39,6,1,6,245,12,669,6,9,6,45,12,5,

%T 12,1413,6,297,6,37,6,2019,18,603,24,467,6,897,6,303,6,1687,12,77,30,

%U 1437,6,711,36,2293,6,315,42,525,12,1799,12,4137,30,1019,6

%N Sequence of pairs k,g such that k is the smallest and k*2^n+1-g, k*2^n+1, k*2^n+1+g are three consecutive primes in arithmetic progression.

%H Pierre CAMI, <a href="/A231578/b231578.txt">Table of n, a(n) for n = 1..1300</a>

%H Pierre CAMI, <a href="/A231578/a231578.txt">PFGW Script</a>

%e 1*2^8+1-6=251, 1*2^8+1=257, 1*2^8+1+6=263, so the pair for n=8 is 1,6.

%Y Cf. A231576.

%K nonn

%O 1,1

%A _Pierre CAMI_, Nov 11 2013

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