a(n) = the largest n-digit number ending in n-1 zeros that is divisible by n, else 0.
A173480
a(n) = the largest n-digit number ending in n-1 zeros that is divisible by n, else 0.
Terms
- a(0) =9a(1) =90a(2) =900a(3) =9000a(4) =90000a(5) =900000a(6) =7000000a(7) =90000000a(8) =900000000a(9) =90000000000a(10) =0a(11) =900000000000a(12) =0
External references
- oeis: A173480