The sequence defined by and
The first few terms are 1, 1, 2, 3, 4, 4, 5, 5, 6, 7, 7, 8, 9, 10, 10, 11, 12, 13, 13, 14, ... (OEIS A005374).
The sequence defined by and
The first few terms are 1, 1, 2, 3, 4, 4, 5, 5, 6, 7, 7, 8, 9, 10, 10, 11, 12, 13, 13, 14, ... (OEIS A005374).
Weisstein, Eric W. "Hofstadter H-Sequence." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/HofstadterH-Sequence.html