A057853 Number of letters in n (in Esperanto).

3, 3, 2, 3, 4, 4, 3, 3, 2, 3, 3, 6, 5, 6, 7, 7, 6, 6, 5, 6, 5, 8, 7, 8, 9, 9, 8, 8, 7, 8, 6, 9, 8, 9, 10, 10, 9, 9, 8, 9, 7, 10, 9, 10, 11, 11, 10, 10, 9, 10, 7, 10, 9, 10, 11, 11, 10, 10, 9, 10, 6, 9, 8, 9, 10, 10, 9, 9, 8, 9, 6, 9, 8, 9, 10, 10, 9, 9, 8, 9, 5, 8, 7, 8, 9, 9, 8, 8, 7, 8, 6, 9, 8, 9