RightToLeftMaxima on Permutation

Positions larger than everything after them.

On Permutation

Called as CombinatorialStat(x, "RightToLeftMaxima"). The head's page has its examples.

Live

FindStat St000007

The number of saliances of the permutation.

Object	Value
[]	0
[1]	1
[1,2]	1
[2,1]	2
[1,2,3]	1
[1,3,2]	2
[2,1,3]	1
[2,3,1]	2

Data from FindStat, the combinatorial statistic finder; the page at findstat.org/St000007 has the rest.