OFFSET
1,4
COMMENTS
See Remark 24 in [Bouvel-Cioni-Izart].
REFERENCES
Bridget E. Tenner. Interval Posets of Permutations. Order, 39(3):523-536, 2022.
LINKS
Mathilde Bouvel, Lapo Cioni, and Benjamin Izart, The interval posets of permutations seen from the decomposition tree perspective, arXiv:2110.10000 [math.CO], 2021-2024.
Bridget E. Tenner, Interval Posets for Permutations, arXiv:2007.06142 [math.CO], 2020-2021.
FORMULA
Asymptotic behavior of a(n) is c*n^(-3/2)*r^n with c approximately 0.2597 and r approximately 2.9784. See M. Bouvel, L. Cioni, B. Izart (Remark 24).
CROSSREFS
KEYWORD
nonn
AUTHOR
Mathilde Bouvel, Jun 06 2024
STATUS
approved