A383830 Number of Legendrian quandles of order n, up to isomorphism.
1, 1, 2, 5, 15, 54, 240, 1306, 9477
Offset: 0
Links
- Jose Ceniceros, Mohamed Elhamdadi, and Sam Nelson, Legendrian rack invariants of Legendrian knots, Communications of the Korean Mathematical Society, 36 (2021), no. 3, 623-639.
- Lực Ta, Equivalences of racks, Legendrian racks, and symmetric racks, arXiv: 2505.08090 [math.GT], 2025.
- Lực Ta, Generalized Legendrian racks: Classification, tensors, and knot coloring invariants, arXiv: 2504.12671 [math.GT], 2025.
- Lực Ta, GL-Rack Classification, GitHub, 2025.
Crossrefs
Programs
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GAP
# See Ta, GitHub link
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