Numbers n such that 8^n + 3 is prime.

Terms

a(0) =1a(1) =2a(2) =4a(3) =5a(4) =6a(5) =10a(6) =28a(7) =76a(8) =130a(9) =370a(10) =568a(11) =713a(12) =789a(13) =790a(14) =1334a(15) =1354a(16) =1849a(17) =2913a(18) =5729a(19) =5740a(20) =5978a(21) =6908a(22) =10618a(23) =11918a(24) =12748a(25) =13449a(26) =40850a(27) =68654a(28) =78442a(29) =121040