0,1
Cf. A042871.
Sequence in context: A147297 A002225 A124335 this_sequence A152033 A125394 A126552
Adjacent sequences: A042867 A042868 A042869 this_sequence A042871 A042872 A042873
nonn,cofr,easy
N. J. A. Sloane (njas(AT)research.att.com).
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