Primes p such that p,q,r,s are consecutive primes and 2p+9, 2q+9, 2r+9, 2s+9 are also primes.

Terms

a(0) =887a(1) =907a(2) =4211a(3) =6569a(4) =8447a(5) =23339a(6) =23357a(7) =30809a(8) =33427a(9) =33937a(10) =38839a(11) =57529a(12) =57557a(13) =57859a(14) =70271a(15) =77621a(16) =77641a(17) =77647a(18) =77659a(19) =80747a(20) =86587a(21) =87691a(22) =109537a(23) =115769a(24) =116041a(25) =117251a(26) =160681a(27) =192781a(28) =207797a(29) =217387