0,3
Cf. A042732.
Sequence in context: A041416 A041417 A041418 * A043663 A043703 A174214
Adjacent sequences: A042730 A042731 A042732 * A042734 A042735 A042736
nonn,cofr,easy
N. J. A. Sloane (njas(AT)research.att.com).