prime(2n) + prime(n) == 0 (mod n).

Terms

a(0) =1a(1) =2a(2) =3a(3) =5a(4) =8a(5) =10a(6) =11a(7) =24a(8) =34a(9) =63a(10) =150a(11) =212a(12) =213a(13) =375a(14) =1245a(15) =2256a(16) =7491a(17) =10128a(18) =10144a(19) =10148a(20) =18700a(21) =25315a(22) =25320a(23) =25333a(24) =401500a(25) =401526a(26) =1019658a(27) =1393220a(28) =1393236a(29) =1393270