OccurrencesOf1Over23Openers1Arc23 on SetPartition
Occurrences of the pattern 1/23 with 1 the least element of its block and 2 and 3 consecutive in one block.
Called as CombinatorialStat(x, "OccurrencesOf1Over23Openers1Arc23"). The head's page has its examples.
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FindStat St000612
The number of occurrences of the pattern {{1},{2,3}} such that 1 is minimal, (2,3) are consecutive in a block.
| Object | Value |
|---|---|
{{1,2}} | 0 |
{{1,2,3}} | 0 |
{{1},{2}} | 0 |
{{1,2,3,4}} | 0 |
{{1,2},{3}} | 0 |
{{1,3},{2}} | 0 |
{{1},{2,3}} | 1 |
{{1,2,3,4,5}} | 0 |
Data from FindStat, the combinatorial statistic finder; the page at findstat.org/St000612 has the rest.