1,2
Cf. A068239-A068305, A000332, A002417, A027441.
Sequence in context: A134075 A002617 A015278 this_sequence A119520 A145646 A093634
Adjacent sequences: A068258 A068259 A068260 this_sequence A068262 A068263 A068264
nonn
Ron Hardin (rhhardin(AT)att.net), Feb 24 2002
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