Primes of the form p^4 + 16 where p is also a prime.

Terms

a(0) =97a(1) =641a(2) =2417a(3) =14657a(4) =83537a(5) =130337a(6) =279857a(7) =1874177a(8) =2825777a(9) =12117377a(10) =13845857a(11) =25411697a(12) =38950097a(13) =88529297a(14) =294499937a(15) =373301057a(16) =1026625697a(17) =2472973457a(18) =2655237857a(19) =2750058497a(20) =3373402577a(21) =6414247937a(22) =9597924977