Numbers k such that 8*10^k + 51 is prime.

Terms

a(0) =0a(1) =1a(2) =4a(3) =6a(4) =9a(5) =10a(6) =16a(7) =31a(8) =33a(9) =93a(10) =289a(11) =304a(12) =921a(13) =1183a(14) =3946a(15) =4506a(16) =4978a(17) =5481a(18) =7114a(19) =13512a(20) =14703a(21) =14823a(22) =16851a(23) =26662a(24) =77377a(25) =82417a(26) =95316a(27) =98982a(28) =102000a(29) =139920