Base 7 digits are, in order, the first n terms of the periodic sequence with initial period 2,1,2.

A037572

Base 7 digits are, in order, the first n terms of the periodic sequence with initial period 2,1,2.

Terms

    a(0) =2a(1) =15a(2) =107a(3) =751a(4) =5258a(5) =36808a(6) =257658a(7) =1803607a(8) =12625251a(9) =88376759a(10) =618637314a(11) =4330461200a(12) =30313228402a(13) =212192598815

External references