OFFSET
0,2
COMMENTS
Also number of displacements for permutations in lexicographic order. - Joerg Arndt, Jan 22 2024
LINKS
Antti Karttunen, Table of n, a(n) for n = 0..40320
Tilman Piesk, Permutations and partitions in the OEIS (Wikiversity)
FORMULA
MAPLE
CROSSREFS
KEYWORD
nonn
AUTHOR
Antti Karttunen, Apr 04 2000
EXTENSIONS
Entry revised by Antti Karttunen, Dec 30 2017
STATUS
approved