Primes p such that p*(p-2) divides 2^(p-1)-1.

Terms

a(0) =3a(1) =5a(2) =17a(3) =37a(4) =257a(5) =457a(6) =1297a(7) =2557a(8) =4357a(9) =6481a(10) =8009a(11) =11953a(12) =26321a(13) =44101a(14) =47521a(15) =47881a(16) =49681a(17) =57241a(18) =65537a(19) =74449a(20) =84421a(21) =97813a(22) =141157a(23) =157081a(24) =165601a(25) =225457a(26) =278497a(27) =310591a(28) =333433a(29) =365941