Start of a string of exactly 2 consecutive (but disjoint) pairs of twin primes.

Terms

a(0) =101a(1) =137a(2) =419a(3) =1019a(4) =1049a(5) =1481a(6) =1871a(7) =1931a(8) =2081a(9) =2111a(10) =2969a(11) =3251a(12) =3461a(13) =4259a(14) =5009a(15) =5651a(16) =5867a(17) =6689a(18) =6947a(19) =7331a(20) =7547a(21) =8219a(22) =8969a(23) =10007a(24) =11057a(25) =11159a(26) =11699a(27) =12239a(28) =13001a(29) =13709