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A273035
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The E_7-Eulerian numbers.
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4
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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 E_7 that have a descent set of size n.
Sum_{n=0..7} a(n) = 2903040, which is the order of the group E_7.
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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..7.
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CROSSREFS
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Cf. A008292, A060187, A066094, A273000.
Sequence in context: A213107 A167190 A203353 * A036377 A237080 A035923
Adjacent sequences: A273032 A273033 A273034 * A273036 A273037 A273038
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KEYWORD
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nonn,fini,full
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AUTHOR
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Tom Edgar, May 13 2016
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STATUS
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approved
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