Numbers k such that 5*2^k - 3 is prime.

Terms

a(0) =0a(1) =1a(2) =2a(3) =3a(4) =5a(5) =6a(6) =8a(7) =9a(8) =12a(9) =17a(10) =20a(11) =27a(12) =29a(13) =30a(14) =36a(15) =62a(16) =72a(17) =83a(18) =117a(19) =119a(20) =137a(21) =149a(22) =152a(23) =176a(24) =201a(25) =243a(26) =470a(27) =540a(28) =590a(29) =611