Odd primes p with the property that gcd(ord_p q: prime q divides p-1) = 1.

Terms

a(0) =31a(1) =307a(2) =601a(3) =1093a(4) =1171a(5) =1723a(6) =2281a(7) =3541a(8) =4423a(9) =6163a(10) =8011a(11) =8317a(12) =10303a(13) =13399a(14) =13421a(15) =17293a(16) =17851a(17) =19183a(18) =20333a(19) =22651a(20) =26317a(21) =28057a(22) =28393a(23) =30103a(24) =30941a(25) =55117a(26) =72931a(27) =73471a(28) =74209a(29) =78233