0,2
Cf. A042146.
Sequence in context: A042687 A083159 A041335 this_sequence A090517 A092191 A030376
Adjacent sequences: A042144 A042145 A042146 this_sequence A042148 A042149 A042150
nonn,cofr,easy
N. J. A. Sloane (njas(AT)research.att.com).
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