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Encyclopedia of Combinatorial Polytope Sequences



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Freehedron

(0, 4, 4, 0)

Freehedra F [arxiv] (Saneblidze)
Hochschild polytope.
Dimensions:
0, 1, 2, 3, ... n
Number of Vertices in nth polytope:
2, 5, 12, 28, 64, 144, 320, 704...(n+3)*2^(n-2) [Conj. OEIS A045623] (F. Chapoton)
Number of Facets:
0, 2, 5, 8, 11 ... 3*n - 1 [ OEIS A016789]