Numbers k such that 8*10^k + 39 is prime.

Terms

a(0) =0a(1) =2a(2) =3a(3) =4a(4) =14a(5) =27a(6) =35a(7) =42a(8) =53a(9) =60a(10) =89a(11) =117a(12) =126a(13) =137a(14) =162a(15) =207a(16) =281a(17) =472a(18) =2752a(19) =3381a(20) =6462a(21) =12183a(22) =14910a(23) =29205a(24) =40883a(25) =50675a(26) =78717a(27) =83880a(28) =99113