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A191015 Number of isomorphism classes of Coxeter systems with n reflections 1

%I #6 Mar 31 2012 10:24:25

%S 1,1,2,3,4,7,9,12,18,25,32,47,61,79,108,143,182,246,315,404,526,674,

%T 849,1102,1389,1745,2215,2788,3467,4384

%N Number of isomorphism classes of Coxeter systems with n reflections

%D Anders Björner, Francesco Brenti, Combinatorics of Coxeter groups, Graduate Texts in Mathematics, 231. Springer, New York, 2005.

%K nonn

%O 1,3

%A _Matthew J. Samuel_, May 24 2011

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Last modified August 15 02:54 EDT 2024. Contains 375171 sequences. (Running on oeis4.)