0,3
Cf. A042466.
Sequence in context: A066267 A084122 A042143 this_sequence A024465 A041889 A055906
Adjacent sequences: A042464 A042465 A042466 this_sequence A042468 A042469 A042470
nonn,cofr,easy
N. J. A. Sloane (njas(AT)research.att.com).
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