Primes p for which 8*p+1 divides 2^p-1.

Terms

a(0) =11a(1) =29a(2) =179a(3) =239a(4) =431a(5) =761a(6) =857a(7) =941a(8) =1367a(9) =1667a(10) =1871a(11) =1877a(12) =2411a(13) =2837a(14) =3041a(15) =3119a(16) =3329a(17) =3347a(18) =3767a(19) =4289a(20) =5021a(21) =5087a(22) =5231a(23) =5261a(24) =5717a(25) =5861a(26) =6449a(27) =6917a(28) =6959a(29) =7079