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A080253
a(n) is the number of elements in the Coxeter complex of type B_n (or C_n).
+0
8
1, 3, 17, 147, 1697, 24483, 423857, 8560947, 197613377, 5131725123, 148070287697, 4699645934547, 162723741209057, 6103779096411363, 246564971326084337, 10671541841672056947, 492664975795819140737, 24166020791610523843203
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Maintained by
N. J. A. Sloane
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Last modified December 2 11:54 EST 2009. Contains 167921 sequences.
AT&T Labs Research
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