0,2
Cf. A042114.
Sequence in context: A153836 A151941 A085806 this_sequence A159515 A012825 A165036
Adjacent sequences: A042112 A042113 A042114 this_sequence A042116 A042117 A042118
nonn,cofr,easy
N. J. A. Sloane (njas(AT)research.att.com).
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