Largest prime factor of A359124(n).

Terms

a(0) =2a(1) =13a(2) =31a(3) =19a(4) =6173a(5) =123457a(6) =154321a(7) =333667a(8) =333667a(9) =3388877a(10) =4281283a(11) =2630197a(12) =26798700427a(13) =8663199947a(14) =2523244037