Table (read by rows) of the natural numbers (in ascending order) whose reciprocals have only periodic decimals of length k.

A226477

Table (read by rows) of the natural numbers (in ascending order) whose reciprocals have only periodic decimals of length k.

Terms

    a(0) =1a(1) =3a(2) =9a(3) =11a(4) =33a(5) =99a(6) =27a(7) =37a(8) =111a(9) =333a(10) =999a(11) =101a(12) =303a(13) =909a(14) =1111a(15) =3333a(16) =9999a(17) =41a(18) =123a(19) =271a(20) =369a(21) =813a(22) =2439a(23) =11111a(24) =33333a(25) =99999a(26) =7a(27) =13a(28) =21a(29) =39

External references