Primes of the form 4*k-1 such that 8*k-1, 16*k-1 and 32*k-1 are also primes.

Terms

a(0) =179a(1) =359a(2) =2699a(3) =3539a(4) =12119a(5) =17159a(6) =27479a(7) =53639a(8) =57839a(9) =63419a(10) =71399a(11) =74699a(12) =82499a(13) =87539a(14) =101399a(15) =107279a(16) =107699a(17) =112919a(18) =122099a(19) =122819a(20) =126839a(21) =127139a(22) =133499a(23) =139439a(24) =166739a(25) =167759a(26) =229739a(27) =253679a(28) =254279a(29) =287219