A299797 Ground state degeneracy of a periodic chain for angle Pi < theta < 3*Pi/2.
17, 41, 83, 209, 479, 1169, 2787, 6745
Offset: 3
Links
- Yun-Tak Oh, Hosho Katsura, Hyun-Yong Lee, Jung Hoon Han, Proposal of a spin-one chain model with competing dimer and trimer interactions, arXiv:1709.01344 [cond-mat.str-el], 2017.