OFFSET
1,1
COMMENTS
After 17 steps enters a cycle of length 9.
LINKS
N. J. A. Sloane and others, Sequences of RADD type, OEIS wiki.
Index entries for linear recurrences with constant coefficients, signature (0,0,0,0,0,0,0,0,1).
CROSSREFS
KEYWORD
base,nonn,easy
AUTHOR
Luc Stevens (lms022(AT)yahoo.com), May 14 2006
EXTENSIONS
New a(13)=87 inserted by Georg Fischer, Jul 17 2020
STATUS
approved