Least prime factor of 44745755^4*2^(4n+2) + 1.

Terms

a(0) =13a(1) =101a(2) =29a(3) =13a(4) =39877a(5) =41a(6) =13a(7) =37a(8) =18661a(9) =13a(10) =41a(11) =73a(12) =13a(13) =5719237a(14) =144341a(15) =13a(16) =29a(17) =89a(18) =13a(19) =353a(20) =41a(21) =13a(22) =64450569241a(23) =29a(24) =13a(25) =37a(26) =101a(27) =13a(28) =89a(29) =53