Least number k > 0 such that 2^k contains an n-digit long substring of the infinite string "98765432109876543210987654...".
A243303
Least number k > 0 such that 2^k contains an n-digit long substring of the infinite string "98765432109876543210987654...".
Terms
- a(0) =1a(1) =5a(2) =25a(3) =78a(4) =161a(5) =341a(6) =1076a(7) =16361a(8) =19383a(9) =56047a(10) =132903a(11) =862935a(12) =862935a(13) =4381548
External references
- oeis: A243303