1,2
Cf. A068239-A068305, A000332, A002417, A027441.
Sequence in context: A008979 A158044 A151596 this_sequence A003792 A003926 A072238
Adjacent sequences: A068297 A068298 A068299 this_sequence A068301 A068302 A068303
nonn
Ron Hardin (rhhardin(AT)att.net), Feb 24 2002
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