Prime numbers of the form floor((j/7)*10^k) where 1 <= j <= 6 and k >= 1.

A343833

Prime numbers of the form floor((j/7)*10^k) where 1 <= j <= 6 and k >= 1.

Terms

    a(0) =2a(1) =5a(2) =7a(3) =71a(4) =571a(5) =857a(6) =2857a(7) =28571a(8) =1428571a(9) =71428571

External references