a(n) is the largest prime of the form x^2 + 1 <= 10^n.

A083846

a(n) is the largest prime of the form x^2 + 1 <= 10^n.

Terms

    a(0) =5a(1) =37a(2) =677a(3) =8837a(4) =98597a(5) =972197a(6) =9985601a(7) =99800101a(8) =999444997a(9) =9999200017a(10) =99986234437a(11) =999920001601

External references