A179568 Number of permutations of 1..n with the number moved left exceeding the number moved right by 2 or more

0, 0, 0, 1, 6, 73, 534, 6095, 54048, 680233, 7218930, 102769819, 1279247260, 20545125053, 294350830326, 5287381093455, 85819208861136, 1708363220642257

Offset

1,5

Links

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

Crossrefs

Equal number moved left and right, see A062868

Sequence in context: A367350 A041063 A105324 * A202557 A041060 A089926

Adjacent sequences: A179565 A179566 A179567 * A179569 A179570 A179571

Keyword

nonn

Author

R. H. Hardin Jul 19 2010

Status

approved