Smallest prime of the form (n^k+1)/(n+1), or 0 if no such prime exists.

Terms

a(0) =3a(1) =7a(2) =13a(3) =521a(4) =31a(5) =43a(6) =0a(7) =73a(8) =9091a(9) =13421a(10) =19141a(11) =157a(12) =7027567a(13) =211a(14) =241a(15) =22796593a(16) =307a(18) =152381a(19) =421a(20) =463a(22) =183458857a(23) =601a(25) =0a(26) =757a(27) =574995877