0,1
Cf. A042155.
Sequence in context: A042158 A042160 A042156 this_sequence A042152 A042172 A042174
Adjacent sequences: A042151 A042152 A042153 this_sequence A042155 A042156 A042157
nonn,cofr,easy,less
N. J. A. Sloane (njas(AT)research.att.com).
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