Numbers k such that 133*2^k+1 is prime.

Terms

a(0) =4a(1) =6a(2) =10a(3) =16a(4) =30a(5) =124a(6) =174a(7) =192a(8) =336a(9) =600a(10) =720a(11) =1092a(12) =1138a(13) =1588a(14) =1652a(15) =1812a(16) =3012a(17) =3308a(18) =7266a(19) =7446a(20) =10136a(21) =10656a(22) =12140a(23) =21756a(24) =63870a(25) =66020a(26) =81156a(27) =90346a(28) =109600a(29) =127600