0,1
Cf. A041637.
Sequence in context: A115550 A061713 A041638 this_sequence A041640 A041642 A041644
Adjacent sequences: A041633 A041634 A041635 this_sequence A041637 A041638 A041639
nonn,cofr,easy
N. J. A. Sloane (njas(AT)research.att.com).
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