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A179967
Number of permutations of 1..2*n+9 with no adjacent elements within n in value.
1
362880, 5296790, 88422296, 1634227958, 32096768008, 649347224736
OFFSET
0,1
CROSSREFS
Sequence in context: A179736 A045511 A029577 * A133360 A254082 A228912
KEYWORD
nonn,more
AUTHOR
R. H. Hardin, Aug 03 2010
EXTENSIONS
a(0)=362880 prepended by Seiichi Manyama, Dec 01 2018
STATUS
approved