a(1) = 2, a(2) = 3; for n >= 2, a(n+1) is largest prime factor of (Product_{k=1..n} a(k)) - 1.
A084599
a(1) = 2, a(2) = 3; for n >= 2, a(n+1) is largest prime factor of (Product_{k=1..n} a(k)) - 1.
Terms
- a(0) =2a(1) =3a(2) =5a(3) =29a(4) =79a(5) =68729a(6) =3739a(7) =6221191
External references
- oeis: A084599