A011556 Number of regular triangulations of triangle X n-simplex.

1, 5, 35, 530

Offset

1,2

References

Gelfand, Kapranov and Zelevinsky, Discriminants, Resultants and Multidimensional Determinants, Birkhäuser, 1994, pp. 243-250.

Links

Table of n, a(n) for n=1..4.

J. A. de Loera, Nonregular triangulations of products of simplices, Discrete Comp. Geom. 15(3) (1996), 253-264.

Crossrefs

Cf. A011555, A011781, A122722, A273464, A326367, A326368, A326369.

Sequence in context: A097492 A125802 A034217 * A361055 A194927 A089043

Adjacent sequences: A011553 A011554 A011555 * A011557 A011558 A011559

Keyword

nonn,hard,more

Author

N. J. A. Sloane

Status

approved