1,3
E. R. Berlekamp, J. H. Conway and R. K. Guy, Winning Ways, Academic Press, NY, 2 vols., 1982; see Chapter 4.
Sequence in context: A145337 A171941 A071464 * A110124 A116389 A062110
Adjacent sequences: A071507 A071508 A071509 * A071511 A071512 A071513
nonn
N. J. A. Sloane (njas(AT)research.att.com) and Sue Pope (pope(AT)research.att.com), May 29 2002