Numbers k such that 187*2^k+1 is prime.

Terms

a(0) =6a(1) =12a(2) =48a(3) =82a(4) =126a(5) =186a(6) =732a(7) =1926a(8) =2802a(9) =6712a(10) =10026a(11) =16062a(12) =17790a(13) =18156a(14) =67878a(15) =176316a(16) =194950a(17) =231112a(18) =239832a(19) =494602a(20) =497926a(21) =693012a(22) =788640a(23) =2249974a(24) =3212152a(25) =3723972