OFFSET
1,3
COMMENTS
Here multiplication denotes concatenation of strings. This is Gijswijt's sequence, A090822, except we accept 'y' blocks as upholding Gijswijt's axiom whenever they satisfy the inequality above.
Question: Is there any integer U such that a(M)<=a(M+1) for all M>U?
LINKS
F. J. van de Bult, D. C. Gijswijt, J. P. Linderman, N. J. A. Sloane and Allan Wilks, A Slow-Growing Sequence Defined by an Unusual Recurrence, J. Integer Sequences, Vol. 10 (2007), #07.1.2.
CROSSREFS
KEYWORD
nonn
AUTHOR
J. Taylor (integersfan(AT)yahoo.com), Mar 17 2004
STATUS
approved