0,2
Cf. A041880.
Sequence in context: A163971 A078166 A101578 this_sequence A076542 A066226 A058439
Adjacent sequences: A041878 A041879 A041880 this_sequence A041882 A041883 A041884
nonn,cofr,easy
N. J. A. Sloane (njas(AT)research.att.com).
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