OFFSET
1,3
COMMENTS
The height of a term in A005132 = number of addition steps - number of subtraction steps to reach it (see A064289).
Needs a b-file. - N. J. A. Sloane, May 01 2020
LINKS
EXAMPLE
A005132 begins 0, 1, 3, 6, 2, 7, 13, 20, 12, ... and these terms have heights 0, 1, 2, 3, 2, 3, 4, 5, 4, ...
CROSSREFS
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Sep 25 2001
EXTENSIONS
a(0) = 0 added by N. J. A. Sloane, May 01 2020
STATUS
approved