OccurrencesOf13Dash2 on Permutation
Triples i, i+1, k with k > i+1 ordered as 132 (13-2).
Called as CombinatorialStat(x, "OccurrencesOf13Dash2"). The head's page has its examples.
Live
Distribution
Over SymmetricGroup at each size, tallied here in your browser; sizes past 8 are not offered.
FindStat St000356
The number of occurrences of the pattern 13-2.
| Object | Value |
|---|---|
[] | 0 |
[1] | 0 |
[1,2] | 0 |
[2,1] | 0 |
[1,2,3] | 0 |
[1,3,2] | 1 |
[2,1,3] | 0 |
[2,3,1] | 0 |
Data from FindStat, the combinatorial statistic finder; the page at findstat.org/St000356 has the rest.