Primes of the form prime(x)^2 + (prime(x) - 1)^2.

Terms

a(0) =5a(1) =13a(2) =41a(3) =313a(4) =1013a(5) =1861a(6) =3613a(7) =7321a(8) =9941a(9) =10513a(10) =13613a(11) =20201a(12) =21013a(13) =34061a(14) =52813a(15) =59513a(16) =99013a(17) =218461a(18) =277513a(19) =353641a(20) =370661a(21) =391613a(22) =424121a(23) =427813a(24) =481181a(25) =584281a(26) =632813a(27) =702113a(28) =750313a(29) =820481