a(n) = the largest n-digit number with exactly 12 divisors, a(n) = 0 if no such number exists.
A182684
a(n) = the largest n-digit number with exactly 12 divisors, a(n) = 0 if no such number exists.
Terms
- a(0) =0a(1) =96a(2) =996a(3) =9999a(4) =99999a(5) =999998a(6) =9999999a(7) =99999988a(8) =999999996a(9) =9999999991a(10) =99999999999a(11) =999999999981
External references
- oeis: A182684