A263779 Number of inversion sequences avoiding pattern 010.
1, 1, 2, 5, 15, 53, 215, 979, 4922, 26992, 159958, 1016784, 6890723, 49534501, 376081602, 3004503758, 25175290576, 220624253707, 2017049937115, 19195118759579, 189758808470023, 1945188215493411, 20642140342300062, 226427702583430619, 2563833140546044096
Offset: 0
Keywords
Links
- Benjamin Testart, Table of n, a(n) for n = 0..200
- Sylvie Corteel, Megan A. Martinez, Carla D. Savage, and Michael Weselcouch, Patterns in Inversion Sequences I, arXiv:1510.05434 [math.CO], 2015.
- Megan A. Martinez and Carla D. Savage, Patterns in Inversion Sequences II: Inversion Sequences Avoiding Triples of Relations, arXiv:1609.08106 [math.CO], 2016.
- Jay Pantone, The enumeration of inversion sequences avoiding the patterns 201 and 210, arXiv:2310.19632 [math.CO], 2023.
- Benjamin Testart, Inversion sequences avoiding the pattern 010, arXiv:2212.07222 [math.CO], 2022.
- Benjamin Testart, Completing the enumeration of inversion sequences avoiding one or two patterns of length 3, arXiv:2407.07701 [math.CO], 2024. See p. 2.
Extensions
a(0), a(10)-a(17) from Alois P. Heinz, Dec 15 2016