OFFSET
0,2
COMMENTS
LINKS
N. J. A. Sloane, Table of n, a(n) for n = 0..4999
CROSSREFS
The graphs of A109812, A252867, A305369, A305372 all have roughly the same, mysterious, fractal-like structure. - N. J. A. Sloane, Jun 03 2018
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Jun 02 2018
STATUS
approved