OFFSET
0,2
COMMENTS
LINKS
Reinhard Zumkeller, Table of n, a(n) for n = 0..8191
Benjamin Chaffin and N. J. A. Sloane, The Curling Number Conjecture, preprint.
PROG
(Haskell)
a212439 n = 2 * n + a212412 n
CROSSREFS
KEYWORD
nonn
AUTHOR
Reinhard Zumkeller, May 17 2012
STATUS
approved