OFFSET
0,2
COMMENTS
This sequence determines the "lim sup" of the growth of A151723.
FORMULA
It appears that a(n)/4^n converges to a constant c which is roughly 0.635.
CROSSREFS
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, May 11 2010
EXTENSIONS
a(8) onwards from David Applegate, May 12 2010
STATUS
approved