Primes p such that p+2, p+4, p+6, p+8, p+10 and p+12 are all semiprime.

Terms

a(0) =1381a(1) =3089a(2) =10399a(3) =49081a(4) =53759a(5) =63949a(6) =76801a(7) =98491a(8) =107509a(9) =109397a(10) =113341a(11) =143093a(12) =182747a(13) =204331a(14) =209477a(15) =239087a(16) =252949a(17) =255989a(18) =313409a(19) =396983a(20) =426287a(21) =500341a(22) =602779a(23) =677333a(24) =812281a(25) =832801a(26) =1516531a(27) =1574939a(28) =1599151a(29) =1619507