A319958 Triangle read by rows: T(n,k) (n >= 5, 4 <= k <= n-1) = number of lattice 3-polytopes of width larger than 1, size n, and k vertices.

9, 36, 40, 103, 296, 97, 193, 1195, 1140, 147, 282, 2853, 5920, 2491, 152, 478, 5985, 18505, 16384, 3575, 108, 619, 11432, 48103, 64256, 28570, 3425, 59

Offset

5,1

Links

Table of n, a(n) for n=5..32.

Mónica Blanco and Francisco Santos, Enumeration of lattice 3-polytopes by their number of lattice points, arXiv:1601.02577 [math.CO], 2016-2017.

Crossrefs

Row sums are A319957.

Sequence in context: A231666 A143224 A192610 * A329808 A169580 A258844

Adjacent sequences: A319955 A319956 A319957 * A319959 A319960 A319961

Keyword

nonn,more,tabl

Author

N. J. A. Sloane, Oct 04 2018

Status

approved