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Encyclopedia of Combinatorial Polytope Sequences



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Freehedron

(0, 4, 4, 0)

Freehedra F [arxiv] (Saneblidze)
Vertices:
1, 2, 5, 12, ... OPEN [ OEIS A000325 ? ]
Facets:
0, 2, 5, 8, 11 ... 3*n - 1 [ OEIS A016789]