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A273184
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The H_4-Eulerian numbers.
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0
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OFFSET
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0,2
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COMMENTS
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a(n) is the number of elements of the Weyl group H_4 that have a descent set of size n.
Sum_{n=0..4} a(n) = 14400, which is the order of the group H_4.
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REFERENCES
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T. K. Petersen, Eulerian Numbers, Birkhauser, 2015, Table 11.5.
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LINKS
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Table of n, a(n) for n=0..4.
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CROSSREFS
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Cf. A008292, A060187, A066094, A273000, A273035, A273036, A273181, A273183.
Sequence in context: A254722 A236502 A212605 * A252579 A253040 A157609
Adjacent sequences: A273181 A273182 A273183 * A273185 A273186 A273187
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KEYWORD
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nonn,fini,full
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AUTHOR
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Tom Edgar, May 17 2016
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STATUS
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approved
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