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A141034
Rank of the unit group of the Burnside ring of the symmetric group on n points.
1
1, 2, 3, 6, 10, 23, 34, 67, 110, 205, 320, 660
OFFSET
1,2
REFERENCES
Boltje, Robert and Pfeiffer, Goetz, An algorithm for the unit group of the Burnside ring of a finite group. Groups St. Andrews 2005. Vol. 1, pp. 230-236, London Math. Soc. Lecture Note Ser., 339, Cambridge Univ. Press, Cambridge, 2007.
LINKS
CROSSREFS
Cf. A000638.
Sequence in context: A130867 A218210 A122381 * A300442 A152536 A185164
KEYWORD
hard,more,nice,nonn
AUTHOR
Goetz Pfeiffer (goetz.pfeiffer(AT)nuigalway.ie), Jul 30 2008
STATUS
approved