0,2
Cf. A042772.
Sequence in context: A117764 A007677 A113874 this_sequence A042173 A046461 A084590
Adjacent sequences: A042770 A042771 A042772 this_sequence A042774 A042775 A042776
nonn,cofr,easy
N. J. A. Sloane (njas(AT)research.att.com).
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