Smallest k > 1 such that the total number of digits "1" required to write the numbers 1..k in base n is equal to k.

A365097

Smallest k > 1 such that the total number of digits "1" required to write the numbers 1..k in base n is equal to k.

Terms

    a(0) =2a(1) =4a(2) =25a(3) =181a(4) =421a(5) =3930a(6) =8177a(7) =102772a(8) =199981a(9) =3179142a(10) =5971945a(11) =143610511a(12) =210826981a(13) =4754446846a(14) =8589934561a(15) =222195898593a(16) =396718580701

External references