Number of "9ish numbers" with n digits.
A088924
Number of "9ish numbers" with n digits.
Terms
- a(0) =1a(1) =18a(2) =252a(3) =3168a(4) =37512a(5) =427608a(6) =4748472a(7) =51736248a(8) =555626232a(9) =5900636088a(10) =62105724792a(11) =648951523128
External references
- oeis: A088924