Nearest prime to (prime(n)/2)^4.

Terms

a(0) =2a(1) =5a(2) =41a(3) =151a(4) =919a(5) =1787a(6) =5227a(7) =8147a(8) =17491a(9) =44207a(10) =57719a(11) =117133a(12) =176611a(13) =213659a(14) =304981a(15) =493159a(16) =757331a(17) =865363a(18) =1259429a(19) =1588231a(20) =1774901a(21) =2434381a(22) =2966141a(23) =3921383a(24) =5533067a(25) =6503771a(26) =7034429a(27) =8192473a(28) =8822377a(29) =10190473