Primes p such that the multiplicative order of 2 modulo p is (p-1)/3.

Terms

a(0) =43a(1) =109a(2) =157a(3) =229a(4) =277a(5) =283a(6) =307a(7) =499a(8) =643a(9) =691a(10) =733a(11) =739a(12) =811a(13) =997a(14) =1021a(15) =1051a(16) =1069a(17) =1093a(18) =1459a(19) =1579a(20) =1597a(21) =1627a(22) =1699a(23) =1723a(24) =1789a(25) =1933a(26) =2179a(27) =2203a(28) =2251a(29) =2341