A025481 a(0) = 0; a(n) = a(n/2)/2 if n = a(n/2) = 0 (mod 2); a(n) = a(n-1)+1 otherwise.

0, 1, 2, 3, 1, 2, 3, 4, 5, 6, 1, 2, 3, 4, 2, 3, 4, 5, 3, 4, 5, 6, 1, 2, 3, 4, 2, 3, 1, 2, 3, 4, 2, 3, 4, 5, 6, 7, 2, 3, 4, 5, 3, 4, 5, 6, 1, 2, 3, 4, 2, 3, 1, 2, 3, 4, 5, 6, 1, 2, 3, 4, 2, 3, 1, 2, 3, 4, 2, 3, 4, 5, 3, 4, 5, 6, 1, 2, 3, 4, 2, 3, 4, 5, 6, 7, 2, 3, 4, 5, 3, 4, 5, 6, 1, 2, 3, 4, 2, 3, 1, 2, 3, 4, 5, 6, 1, 2

Offset

0,3

Links

Table of n, a(n) for n=0..107.

Crossrefs

Sequence in context: A071797 A338027 A380356 * A124171 A276146 A210530

Adjacent sequences: A025478 A025479 A025480 * A025482 A025483 A025484

Keyword

nonn

Author

David W. Wilson

Extensions

Bounded, maximum is a(37) = 7.

Status

approved