Least k such that k^2+1 contains exactly n distinct prime factors of the form m^2+1 or 0 if no such k exists.

A386516

Least k such that k^2+1 contains exactly n distinct prime factors of the form m^2+1 or 0 if no such k exists.

Terms

    a(0) =1a(1) =3a(2) =13a(3) =183a(4) =2843a(5) =41323a(6) =57109753a(7) =1929510527a(8) =760999599793

External references