0,1
Cf. A042453.
Sequence in context: A042448 A042446 A042450 this_sequence A042454 A042456 A132768
Adjacent sequences: A042449 A042450 A042451 this_sequence A042453 A042454 A042455
nonn,cofr,easy
N. J. A. Sloane (njas(AT)research.att.com).
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