Least k such that k*12^n +/- 1 are twin primes.

Terms

a(0) =4a(1) =1a(2) =3a(3) =19a(4) =33a(5) =4a(6) =165a(7) =35a(8) =150a(9) =35a(10) =205a(11) =35a(12) =63a(13) =435a(14) =48a(15) =4a(16) =223a(17) =399a(18) =388a(19) =149a(20) =125a(21) =86a(22) =335a(23) =491a(24) =565a(25) =876a(26) =73a(27) =250a(28) =85a(29) =526