Primes p such that 2p+1, 4p+3, 6p+5, 8p+7 are all primes.

Terms

a(0) =2a(1) =6449a(2) =12119a(3) =19709a(4) =30389a(5) =74699a(6) =107699a(7) =133499a(8) =143609a(9) =167759a(10) =175349a(11) =206369a(12) =210209a(13) =229739a(14) =244589a(15) =254279a(16) =334289a(17) =422069a(18) =528509a(19) =541529a(20) =607319a(21) =641969a(22) =658349a(23) =751529a(24) =810539a(25) =810809a(26) =812849a(27) =926669a(28) =934259a(29) =956909