A278589 Number of equivalence classes under the fixed-point-free braid relation B_{FPF}(w_0).
1, 2, 16, 320, 12448, 809792
Offset: 0
Links
- Z. Hamaker, E. Marberg, B. Pawlowski, Involution words II: braid relations and atomic structures, arXiv preprint arXiv:1601.02269, 2016. See Remark following Th. 6.18.