a(n) is smallest number such that a(n)^2 + 1 is divisible by 89^n.
A218718
a(n) is smallest number such that a(n)^2 + 1 is divisible by 89^n.
Terms
- a(0) =0a(1) =34a(2) =3861a(3) =344464a(4) =20099637a(5) =2153335831a(6) =102666405913
External references
- oeis: A218718