a(n) is the largest base-5 string such that the n-th number coprime to 5 does not divide any substring of a(n).

A114943

a(n) is the largest base-5 string such that the n-th number coprime to 5 does not divide any substring of a(n).

Terms

    a(0) =3a(1) =42a(2) =333a(3) =43431a(4) =444234a(5) =4343434a(6) =44442113a(7) =4434333131a(8) =43433423421a(9) =444342132443

External references