Primes p such that the order of 2 mod p is less than the square root of p.

Terms

a(0) =31a(1) =127a(2) =257a(3) =683a(4) =1103a(5) =1801a(6) =2089a(7) =2113a(8) =2351a(9) =2731a(10) =3191a(11) =4051a(12) =4513a(13) =5419a(14) =6361a(15) =8191a(16) =9719a(17) =11119a(18) =11447a(19) =13367a(20) =14449a(21) =14951a(22) =20231a(23) =20857a(24) =23279a(25) =23311a(26) =26317a(27) =29191a(28) =30269a(29) =32377