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

Terms

a(0) =3a(1) =5a(2) =7a(3) =5a(4) =11a(5) =17a(6) =19a(7) =13a(8) =71a(9) =107a(10) =109a(11) =73a(12) =179a(13) =269a(14) =271a(15) =181a(16) =347a(17) =521a(18) =523a(19) =349a(20) =1427a(21) =2141a(22) =2143a(23) =1429a(24) =2111a(25) =3167a(26) =3169a(27) =2113a(28) =3767a(29) =5651