a(n) is the smallest number k such that m*k^2+1 is prime for all m = 1 to n.
A247965
a(n) is the smallest number k such that m*k^2+1 is prime for all m = 1 to n.
Terms
- a(0) =1a(1) =1a(2) =6a(3) =3240a(4) =113730a(5) =30473520a(6) =3776600100a(7) =16341921960
External references
- oeis: A247965