1,5
E. R. Berlekamp, J. H. Conway and R. K. Guy, Winning Ways, Academic Press, NY, 2 vols., 1982; see Chapter 4.
Table of n, a(n) for n=1..40.
Sequence in context: A209698 A141525 A209764 * A112778 A080594 A207291
Adjacent sequences: A071472 A071473 A071474 * A071476 A071477 A071478
nonn
N. J. A. Sloane and Sue Pope (pope(AT)research.att.com), May 29 2002
approved