OFFSET
1,7
COMMENTS
It appears that every number n eventually reaches one of the loops (1,2,3), (7,14,21), (31,62,96), ..., (2^(2m)-1, 2^(2m+1)-2, 3(2^(2m)-1))), ...
LINKS
Chai Wah Wu, Table of n, a(n) for n = 1..10000
CROSSREFS
KEYWORD
nonn,base
AUTHOR
N. J. A. Sloane, Apr 16 2016
STATUS
approved