Numbers k such that 75*2^k+1 is prime.

Terms

a(0) =1a(1) =3a(2) =4a(3) =6a(4) =7a(5) =10a(6) =12a(7) =34a(8) =43a(9) =51a(10) =57a(11) =60a(12) =63a(13) =67a(14) =87a(15) =102a(16) =163a(17) =222a(18) =247a(19) =312a(20) =397a(21) =430a(22) =675a(23) =831a(24) =984a(25) =1018a(26) =1054a(27) =1615a(28) =2017a(29) =2157