|
| |
|
|
A180390
|
|
Number of permutations of 1..n with the permutation and its inverse having a different number of maxima
|
|
0
|
|
|
|
0, 0, 2, 8, 46, 348, 2556, 21568, 207226, 2139108, 24243696, 299757088, 3981465548, 56839765304
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
|
OFFSET
|
1,3
|
|
|
LINKS
|
|
|
|
CROSSREFS
|
|
|
|
KEYWORD
|
nonn
|
|
|
AUTHOR
|
|
|
|
STATUS
|
approved
|
| |
|
|
