primes of the form 5n^2 + 4.

Terms

a(0) =409a(1) =1129a(2) =5449a(3) =13009a(4) =16249a(5) =49009a(6) =61609a(7) =68449a(8) =91129a(9) =99409a(10) =167449a(11) =178609a(12) =190129a(13) =356449a(14) =477409a(15) =534649a(16) =595129a(17) =680809a(18) =748849a(19) =796009a(20) =820129a(21) =844609a(22) =920209a(23) =972409a(24) =999049a(25) =1225129a(26) =1315849a(27) =1378129a(28) =1441849a(29) =1607449