0,3
Cf. A042922.
Sequence in context: A033841 A107194 A154767 this_sequence A059698 A107190 A164776
Adjacent sequences: A042920 A042921 A042922 this_sequence A042924 A042925 A042926
nonn,cofr,easy
N. J. A. Sloane (njas(AT)research.att.com).
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