3,2
Cf. A068239-A068305, A000332, A002417, A027441.
Sequence in context: A204887 A084977 A049499 * A068248 A206324 A205244
Adjacent sequences: A068243 A068244 A068245 * A068247 A068248 A068249
nonn
R. H. Hardin (rhhardin(AT)att.net), Feb 24 2002