Primes of the form 6*p - 1 such that p and 6*p - 5 are primes.

Terms

a(0) =11a(1) =17a(2) =41a(3) =101a(4) =113a(5) =281a(6) =317a(7) =353a(8) =401a(9) =617a(10) =677a(11) =761a(12) =941a(13) =1433a(14) =1613a(15) =1697a(16) =1877a(17) =2273a(18) =2297a(19) =2381a(20) =2693a(21) =2801a(22) =3461a(23) =3677a(24) =3701a(25) =3881a(26) =4937a(27) =4973a(28) =5441a(29) =5573