Largest number that when multiplied by 7 produces an n-digit number.

A241217

Largest number that when multiplied by 7 produces an n-digit number.

Terms

    a(0) =1a(1) =14a(2) =142a(3) =1428a(4) =14285a(5) =142857a(6) =1428571a(7) =14285714a(8) =142857142a(9) =1428571428a(10) =14285714285a(11) =142857142857

External references