

A246324


Numbers n such that the ShephardTodd group G_n is an exceptional spetsial irreducible reflection group acting on a complex vector space.


0



4, 6, 8, 14, 23, 24, 25, 26, 27, 28, 29, 30, 32, 33, 34, 35, 36, 37
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OFFSET

1,1


COMMENTS

For the definition of "spetsial" (not a typo!) see the Broué et al. references.


LINKS

Table of n, a(n) for n=1..18.
Michel Broué, Gunter Malle, Jean Michel, Split spetses for primitive reflection groups, arXiv: 1204.5846 [math.RT], 2012.
Michel Broué, Gunter Malle, and Jean Michel, Split Spetses for Primitive Reflection Groups, Société Mathématique de France, 2014, 146 pp.
G. C. Shephard and J. A. Todd, Finite unitary reflection groups, Canadian J. Math. 6, (1954). 274304. MR0059914 (15,600b).


CROSSREFS

Sequence in context: A256137 A116897 A293763 * A280227 A181978 A302636
Adjacent sequences: A246321 A246322 A246323 * A246325 A246326 A246327


KEYWORD

nonn,fini,full


AUTHOR

N. J. A. Sloane, Aug 29 2014


STATUS

approved



