Smallest prime factor of (n^n)^2 + 1 having the form k*n+1.

Terms

a(0) =17a(1) =73a(2) =65537a(3) =41a(4) =1297a(5) =13564461457a(6) =193a(7) =6481a(8) =1676321a(9) =251857a(10) =97a(11) =380329a(12) =1009a(13) =33601a(15) =137a(16) =11019855601a(17) =1217a(18) =76001a(19) =3697a(20) =881a(21) =428353a(22) =193a(23) =4001a(24) =8737a(25) =530713a(26) =7841