a(n) is the largest number such that all of a(n)'s length-n substrings are distinct and divisible by 54.

A093254

a(n) is the largest number such that all of a(n)'s length-n substrings are distinct and divisible by 54.

Terms

    a(0) =0a(1) =54a(2) =86486a(3) =669666a(4) =66690666a(5) =88884088884a(6) =666667866666

External references