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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. 7
2, 175, 2904, 23522, 126888, 521475, 1765382, 5153295, 13412318, 31816983, 69951724, 144272314, 281895828, 525712348, 941516596, 1627256650, 2725454906, 4438574843, 7049265930, 10944500376, 16646835858, 24851001712, 36469592898 (list; graph; refs; listen; history; text; internal format)
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 A239548

Adjacent sequences:  A103424 A103425 A103426 * A103428 A103429 A103430

KEYWORD

nonn

AUTHOR

Hugo Pfoertner, Feb 08 2005

STATUS

approved

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Last modified January 26 17:22 EST 2020. Contains 331280 sequences. (Running on oeis4.)