Abstract
In this paper, we make a contribution to the enumeration of permutations avoiding
a quadruples of 4-letter patterns by establishing a Wilf class composed of 19 symmetry classes.
a quadruples of 4-letter patterns by establishing a Wilf class composed of 19 symmetry classes.
| Original language | English |
|---|---|
| Pages (from-to) | 79–99 |
| Journal | Notes on Number Theory and Discrete Mathematics |
| Volume | 23 |
| Issue number | 3 |
| State | Published - 2017 |
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