a(n) = the smallest n-digit number with exactly 6 divisors, a(n) = 0 if no such number exists.

A182671

a(n) = the smallest n-digit number with exactly 6 divisors, a(n) = 0 if no such number exists.

Terms

    a(0) =0a(1) =12a(2) =116a(3) =1004a(4) =10012a(5) =100017a(6) =1000028a(7) =10000036a(8) =100000036a(9) =1000000017a(10) =10000000004a(11) =100000000017

External references