This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A108562 #6 Sep 07 2012 15:56:25
%S A108562 2,3,5,13,17,53,61,79,103,109,137,151,163,179,229,271,277,317,353,409,
%T A108562 419,431,439,443,491,499,547,557,569,593,619,631,641,677,719,811,887,
%U A108562 937,997,1009,1021,1051,1063,1091,1201,1229,1249,1259,1307,1327,1367
%N A108562 Primes of the form prime(n) + prime(n+1) - 2n - 1.
%H A108562 Harvey P. Dale, <a href="/A108562/b108562.txt">Table of n, a(n) for n = 1..1000</a>
%t A108562 Select[(#[[3]]+#[[2]]-2#[[1]]-1)&/@(Join[{PrimePi[#[[1]]]},#]&/@ Partition[ Prime[Range[200]],2,1]),PrimeQ] (* _Harvey P. Dale_, Sep 07 2012 *)
%Y A108562 Cf. A108568.
%K A108562 easy,nonn
%O A108562 1,1
%A A108562 _Giovanni Teofilatto_, Jul 05 2005
%E A108562 Extended by _Ray Chandler_, Jul 10 2005