a(n) is the smallest n-digit number with exactly 8 divisors, a(n) = 0 if no such number exists.

A182675

a(n) is the smallest n-digit number with exactly 8 divisors, a(n) = 0 if no such number exists.

Terms

    a(0) =0a(1) =24a(2) =102a(3) =1001a(4) =10002a(5) =100006a(6) =1000002a(7) =10000005a(8) =100000006a(9) =1000000003a(10) =10000000001a(11) =100000000006

External references