Numbers k such that 2^(2*k) - (2*k-1) is prime.

Terms

a(0) =0a(1) =1a(2) =2a(3) =3a(4) =8a(5) =9a(6) =27a(7) =29a(8) =50a(9) =60a(10) =252a(11) =651a(12) =1617a(13) =7374a(14) =8051a(15) =11391a(16) =17328a(17) =32382a(18) =35433a(19) =97470