If p(x) is the x-th prime, then the n-th set of 3 consecutive sexy prime pairs starts at p(a(n)).

Terms

a(0) =54a(1) =103a(2) =271a(3) =345a(4) =347a(5) =354a(6) =464a(7) =504a(8) =682a(9) =709a(10) =767a(11) =787a(12) =821a(13) =823a(14) =825a(15) =827a(16) =1086a(17) =1157a(18) =1319a(19) =1557a(20) =1607a(21) =1722a(22) =1724a(23) =1842a(24) =2009a(25) =2207a(26) =2209a(27) =2771a(28) =2773a(29) =2876