0,1
Cf. A042885.
Sequence in context: A038992 A068021 A131992 this_sequence A153073 A042886 A042888
Adjacent sequences: A042881 A042882 A042883 this_sequence A042885 A042886 A042887
nonn,cofr,easy
N. J. A. Sloane (njas(AT)research.att.com).
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