OFFSET
1,3
COMMENTS
Also known as string C-groups for S_m.
LINKS
Peter J. Cameron, Maria Elisa Fernandes and Dimitri Leemans, The number of string C-groups of high rank, arXiv:2212.12723 [math.GR], 2022.
EXAMPLE
a(1)=1 since the only regular polytope of rank m-1 with group S_m is the simplex.
CROSSREFS
KEYWORD
nonn,hard,more
AUTHOR
Peter J. Cameron, Dec 28 2022
EXTENSIONS
a(7) from Peter J. Cameron, Jan 19 2023
STATUS
approved