Greater of twin self primes, i.e., larger member of the pair of self primes differing by 2.

Terms

a(0) =5a(1) =7a(2) =18523a(3) =19423a(4) =39829a(5) =44623a(6) =49123a(7) =57223a(8) =59629a(9) =65929a(10) =84223a(11) =86629a(12) =129223a(13) =139123a(14) =149629a(15) =153523a(16) =172423a(17) =182929a(18) =207523a(19) =209929a(20) =231823a(21) =238729a(22) =251623a(23) =254929a(24) =264829a(25) =274123a(26) =277429a(27) =289129a(28) =308929a(29) =317323