A129968 a(n) = sum of digits of A061909(n).

1, 2, 3, 1, 2, 3, 4, 2, 3, 4, 3, 4, 1, 2, 3, 4, 2, 3, 4, 5, 3, 4, 5, 4, 2, 3, 4, 3, 4, 5, 4, 5, 3, 4, 4, 5, 1, 2, 3, 4, 2, 3, 4, 5, 3, 4, 5, 4, 5, 2, 3, 4, 5, 3, 4, 5, 6, 4, 5, 6, 5, 3, 4, 5, 4, 5, 6, 5, 4, 5, 2, 3, 4, 3, 4, 5, 4, 5, 6, 3, 4, 5, 4, 5, 5, 6, 4, 5, 6, 5, 6, 3, 4, 4, 5, 4, 5, 5, 6, 1, 2, 3, 4, 2, 3

Offset: 1

Author

N. J. A. Sloane, Jun 13 2007

Keywords

• nonn
• base

Links

• T. D. Noe, Table of n, a(n) for n=1..5000