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List of 4-tuples of twin primes q, p, p+2 and q+2 such that 2*q<p<p+2<2*(q+2).
3

%I #3 Mar 30 2012 18:52:40

%S 5,11,13,7,29,59,61,31,659,1319,1321,661,809,1619,1621,811,2129,4259,

%T 4261,2131,2549,5099,5101,2551,3329,6659,6661,3331,3389,6779,6781,

%U 3391,5849,11699,11701,5851,6269,12539,12541,6271,10529,21059,21061,10531

%N List of 4-tuples of twin primes q, p, p+2 and q+2 such that 2*q<p<p+2<2*(q+2).

%C The first number q in each quadruplet is in A069142 (equivalent to selecting twin primes q which are also Sophie-Germain primes). [From _R. J. Mathar_, May 06 2010]

%Y Cf. A077800, A045536.

%K nonn,tabf

%O 1,1

%A _Juri-Stepan Gerasimov_, Apr 26 2010, May 01 2010, May 07 2010

%E Corrected (2131 replaced by 3331) by _R. J. Mathar_, May 06 2010