OFFSET
0,2
COMMENTS
It has been checked that -9 <= a(n) <= 8 for n=1..6*10^6. Conjectures: every integer appears infinitely many times, and -2 < a(n) - a(n-1) < 2 for n > 2.
LINKS
Clark Kimberling, Table of n, a(n) for n = 0..10000
MATHEMATICA
CROSSREFS
KEYWORD
sign,easy
AUTHOR
Clark Kimberling, Jan 10 2018
STATUS
approved