Primes p such that the multiplicative order of 2 modulo p is (p-1)/9.

Terms

a(0) =397a(1) =7867a(2) =10243a(3) =10333a(4) =12853a(5) =13789a(6) =14149a(7) =14293a(8) =14563a(9) =15643a(10) =17659a(11) =18379a(12) =18541a(13) =21277a(14) =21997a(15) =23059a(16) =23203a(17) =26731a(18) =27739a(19) =29179a(20) =29683a(21) =31771a(22) =34147a(23) =35461a(24) =35803a(25) =36541a(26) =37747a(27) =39979a(28) =40213a(29) =40429