Primes of the form (p^4 + 1)/2, where p is prime.

Terms

a(0) =41a(1) =313a(2) =1201a(3) =7321a(4) =14281a(5) =41761a(6) =139921a(7) =353641a(8) =6922921a(9) =12705841a(10) =14199121a(11) =56275441a(12) =81523681a(13) =784119601a(14) =1984563001a(15) =4798962481a(16) =5049019561a(17) =6448958881a(18) =7763701441a(19) =15410832361a(20) =17253574561a(21) =20321481601a(22) =22977034081a(23) =26321586241