Numbers n such that 145*2^n-1 is prime.

Terms

a(0) =5a(1) =13a(2) =15a(3) =31a(4) =77a(5) =151a(6) =181a(7) =245a(8) =445a(9) =447a(10) =883a(11) =1037a(12) =3557a(13) =43733a(14) =290861a(15) =464887a(16) =530181