login
A179357
Number of permutations of 1..n with i-9<=p(i)<=i+4
1
1, 2, 6, 24, 120, 600, 3000, 15000, 75000, 375000, 1776696, 8208474, 37712866, 174397531, 817232461, 3852954960, 18199500712, 85943742360, 405446385984, 1911059547264, 9001323581376, 42375227446272, 199427319607104
OFFSET
1,2
LINKS
CROSSREFS
Sequence in context: A179342 A179346 A179351 * A179364 A070946 A267385
KEYWORD
nonn
AUTHOR
R. H. Hardin Jul 11 2010
STATUS
approved