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Pterahedron
 (0, 5, 2, 6) |
• Pterahedra P_t [L. Berry] • fan-graph-associahedra [arxiv] (S. Devadoss) |
• Dimensions: 0, 1, 2, 3, ... n-1 • Number of Vertices in nth polytope: 1, 2, 6, 22, 94, 464, ... Catalan transform of the factorials [ OEIS ?] • Number of Facets: 0, 2, 6, 13, 25, 46, ... n(n + 1)/2+ 2^n - 1. [ OEIS ?][see: i] • f-vectors: 1, 2, 1, 6, 6, 1, 22, 33, 13, 1, 94, ... [ OEIS ?] |
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