Numbers of the form 49*k, where 49*k+2 and 49*k-6 are both prime.

Terms

a(0) =2009a(1) =4655a(2) =4949a(3) =9065a(4) =9947a(5) =13475a(6) =14945a(7) =15239a(8) =17297a(9) =25235a(10) =26117a(11) =32585a(12) =33467a(13) =37877a(14) =39935a(15) =44639a(16) =47285a(17) =52577a(18) =56399a(19) =59339a(20) =59927a(21) =61985a(22) =62867a(23) =64925a(24) =72275a(25) =75215a(26) =75509a(27) =76097a(28) =79037a(29) =82565