login
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
OFFSET
1,3
CROSSREFS
Sequence in context: A128085 A052801 A294784 * A300696 A074599 A007289
KEYWORD
nonn
AUTHOR
R. H. Hardin Sep 01 2010
STATUS
approved