A014884 n is equal to the number of 1's in all numbers <= n written in base 9.

1, 102772, 102773, 102774, 102775, 102776, 102777, 102778, 102779, 102780, 142155, 142156, 737002, 737003, 737004, 737005, 737006, 737007, 737008, 737009, 737010, 1594323, 1594324, 1697095, 1697096, 1697097, 1697098