Numbers n such that 41#*2^n-1 is prime, where # denotes the primorial, A002110.

Terms

a(0) =0a(1) =2a(2) =5a(3) =8a(4) =9a(5) =12a(6) =14a(7) =16a(8) =32a(9) =36a(10) =42a(11) =43a(12) =62a(13) =69a(14) =72a(15) =76a(16) =95a(17) =98a(18) =102a(19) =166a(20) =179a(21) =290a(22) =324a(23) =332a(24) =393a(25) =457a(26) =569a(27) =661a(28) =788a(29) =816