OFFSET
1,2
COMMENTS
The sequence a(n) is monotonic, with successive terms increasing by 0 or 1. So the sequence hits every positive integer.
This sequence can be obtained from A063882 using a construction of Isgur et al.
LINKS
Nathan Fox, Table of n, a(n) for n = 1..10000
A. Isgur, R. Lech, S. Moore, S. Tanny, Y. Verberne, and Y. Zhang, Constructing New Families of Nested Recursions with Slow Solutions, SIAM J. Discrete Math., 30(2), 2016, 1128-1147. (20 pages); DOI:10.1137/15M1040505
MAPLE
CROSSREFS
KEYWORD
nonn
AUTHOR
Nathan Fox, Apr 25 2017
STATUS
approved