0,3
Cf. A042702.
Sequence in context: A196958 A161567 A141006 * A141356 A162633 A052677
Adjacent sequences: A042700 A042701 A042702 * A042704 A042705 A042706
nonn,cofr,easy
N. J. A. Sloane (njas(AT)research.att.com).