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A133338 Number of combinatorial types of neighborly 4-polytopes with n vertices. 0
1, 1, 1, 3, 23, 431, 13935, 556061 (list; graph; refs; listen; history; text; internal format)
OFFSET

5,4

REFERENCES

B. Gruenbaum, Convex Polytopes, 2nd Edition, p. 129a.

LINKS

Table of n, a(n) for n=5..12.

Moritz Firsching, The complete enumeration of 4-polytopes and 3-spheres with nine vertices, arXiv:1803.05205 [math.MG], 2018.

Moritz Firsching, Classifications and realizations

CROSSREFS

Cf. A005841.

Sequence in context: A118195 A055326 A271851 * A298466 A116986 A271962

Adjacent sequences:  A133335 A133336 A133337 * A133339 A133340 A133341

KEYWORD

nonn

AUTHOR

Gabriel Cunningham (oeis(AT)gabrielcunningham.com), Oct 19 2007

EXTENSIONS

a(11)-a(12) from Moritz Firsching's page added by Andrey Zabolotskiy, Dec 24 2021

STATUS

approved

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Last modified January 16 17:47 EST 2022. Contains 350376 sequences. (Running on oeis4.)