Primes of the form x^4 + y^4 with x^2 + y^2 and x+y also prime.

Terms

a(0) =2a(1) =17a(2) =97a(3) =257a(4) =641a(5) =1297a(6) =4177a(7) =4721a(8) =12401a(9) =15937a(10) =16561a(11) =38561a(12) =65537a(13) =83537a(14) =89041a(15) =105601a(16) =140321a(17) =160081a(18) =204481a(19) =283937a(20) =284881a(21) =384817a(22) =391921a(23) =411361a(24) =462097a(25) =471617a(26) =531457a(27) =643217a(28) =824641a(29) =838561