0,2
Cf. A042548.
Sequence in context: A068185 A037391 A037427 this_sequence A153228 A041401 A103013
Adjacent sequences: A042546 A042547 A042548 this_sequence A042550 A042551 A042552
nonn,cofr,easy
N. J. A. Sloane (njas(AT)research.att.com).
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