a(n) is the largest number such that all of a(n)'s length-n substrings are distinct and divisible by 63.

A093263

a(n) is the largest number such that all of a(n)'s length-n substrings are distinct and divisible by 63.

Terms

    a(0) =0a(1) =63a(2) =7567a(3) =774977a(4) =77742777a(5) =99993699993a(6) =777779177777

External references