Smallest multiple of n that begins with the concatenation of the positive integers <= n and coprime to n (in increasing order).
A078217
Smallest multiple of n that begins with the concatenation of the positive integers <= n and coprime to n (in increasing order).
Terms
- a(0) =1a(1) =10a(2) =12a(3) =132a(4) =12340a(5) =150a(6) =1234562a(7) =13576a(8) =124578a(9) =13790a(10) =123456789104a(11) =157116a(13) =135911132a(14) =124781113140a(15) =135791113152a(17) =1571113170
External references
- oeis: A078217