OFFSET
1,2
COMMENTS
Although A230625 is a very irregular function, here the graph is much smoother, and it appears that a(n) approx= 1.2*n^2. It would be nice to have a more precise estimate.
LINKS
N. J. A. Sloane, Table of n, a(n) for n = 1..10000
MATHEMATICA
Accumulate[A230625] (* Robert Price, Mar 16 2020 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Sep 06 2017
STATUS
approved