0,3
N. J. A. Sloane, Transforms
Cf. A000957, A138415.
Sequence in context: A068059 A108868 A156913 * A173397 A187492 A103580
Adjacent sequences: A138458 A138459 A138460 * A138462 A138463 A138464
sign
N. J. A. Sloane (njas(AT)research.att.com), May 08 2008