Largest prime factor of 2*n^3 - 2*n + 9.

Terms

a(0) =3a(1) =7a(2) =19a(3) =43a(4) =83a(5) =13a(6) =227a(7) =113a(8) =23a(9) =17a(10) =883a(11) =37a(12) =1459a(13) =1823a(14) =2243a(15) =389a(16) =11a(17) =431a(18) =13a(19) =5323a(20) =6163a(21) =373a(22) =89a(23) =9203a(24) =103a(25) =83a(26) =257a(27) =443a(28) =439a(29) =367