A319959 Number of canonical 3-polytopes of size n.

8, 49, 218, 723, 1990, 4587, 9376, 16838, 27295, 39649, 52426, 63197, 70266, 72192, 69198, 61806, 51920, 41034, 30784, 21942, 15005, 9756, 6157, 3684, 2133, 1179, 643, 322, 168, 78, 38, 16, 7, 2, 2

Offset

5,1

Links

Table of n, a(n) for n=5..39.

Mónica Blanco and Francisco Santos, Enumeration of lattice 3-polytopes by their number of lattice points, Discrete Comput. Geom., 60 (2018), 756-800; arXiv:1601.02577 [math.CO], 2016-2017.

Alexander Kasprzyk, Toric canonical Fano 3-folds at Graded Ring Database.

Crossrefs

Cf. A319960.

Sequence in context: A317226 A329051 A295777 * A270007 A354558 A344321

Adjacent sequences: A319956 A319957 A319958 * A319960 A319961 A319962

Keyword

nonn,fini,full

Author

N. J. A. Sloane, Oct 04 2018

Extensions

a(12)-a(39) from the Graded Ring Database added by Andrey Zabolotskiy, Feb 17 2020

Status

approved