0,2
Cf. A042886.
Sequence in context: A085110 A013459 A041229 this_sequence A053908 A149165 A083859
Adjacent sequences: A042884 A042885 A042886 this_sequence A042888 A042889 A042890
nonn,cofr,easy
N. J. A. Sloane (njas(AT)research.att.com).
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