0,1
Cf. A041121.
Sequence in context: A011924 A127813 A035073 this_sequence A042637 A133661 A139026
Adjacent sequences: A041117 A041118 A041119 this_sequence A041121 A041122 A041123
nonn,cofr,easy
N. J. A. Sloane (njas(AT)research.att.com).
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