Numbers k such that 8^k + 9 is prime.

Terms

a(0) =1a(1) =2a(2) =3a(3) =6a(4) =10a(5) =19a(6) =22a(7) =109a(8) =798a(9) =1498a(10) =1519a(11) =3109a(12) =5491a(13) =13351a(14) =26983a(15) =48799a(16) =57909a(17) =98109