A208454 Number of nondegenerate noncongruent tetrahedra with integer edge lengths and total edge length n.
1, 0, 0, 1, 1, 1, 3, 2, 3, 6, 6, 7, 12, 11, 18, 21, 25, 31, 38, 46, 56, 66, 76, 90, 117, 123, 151, 175, 196, 234, 264, 297, 346, 391, 448, 492, 568, 630, 702, 797, 884, 977, 1089, 1217, 1338, 1469, 1624, 1771, 1970, 2146, 2343, 2579, 2782, 3042, 3322
Offset: 6
Keywords
Links
- James East, Table of n, a(n) for n = 6..3000
- James East, Michael Hendriksen, and Laurence Park, On the enumeration of integer tetrahedra, arXiv:2112.00899 [math.CO], 2021.
- James East, Michael Hendriksen, and Laurence Park, On the enumeration of integer tetrahedra, supplementary material.
Crossrefs
Cf. A097125.
Comments