A103427 (1/12)*Number of non-degenerate scalene triangles that can be formed from the points of an (n+1)X(n+1)X(n+1) lattice cube.

2, 175, 2904, 23522, 126888, 521475, 1765382, 5153295, 13412318, 31816983, 69951724, 144272314, 281895828, 525712348, 941516596, 1627256650, 2725454906, 4438574843, 7049265930, 10944500376, 16646835858, 24851001712, 36469592898

Offset

1,1

Links

Table of n, a(n) for n=1..23.

Crossrefs

Cf. all triangles in lattice cube A103426; special triangles in lattice cube: A103428, A103429, A103499, A103500, A103501; A103158 tetrahedra in lattice cube.

Sequence in context: A215123 A321634 A219724 * A216355 A139942 A349748

Adjacent sequences: A103424 A103425 A103426 * A103428 A103429 A103430

Keyword

nonn

Author

Hugo Pfoertner, Feb 08 2005

Status

approved