A179567 Number of permutations of 1..n with the number moved left exceeding the number moved right by 1 or more

0, 0, 1, 5, 37, 219, 1823, 13831, 139879, 1321535, 15951919, 181202031, 2549722415, 33883956911, 545091050671, 8301190456511, 150332113604031, 2581953013032639

Offset

1,4

Links

Table of n, a(n) for n=1..18.

Crossrefs

Equal number moved left and right, see A062868.

Equals (n!-A062868(n))/2.

Sequence in context: A273539 A095924 A270019 * A362337 A339386 A088582

Adjacent sequences: A179564 A179565 A179566 * A179568 A179569 A179570

Keyword

nonn

Author

R. H. Hardin Jul 19 2010

Status

approved