%I #11 Dec 01 2018 19:35:09
%S 362880,5296790,88422296,1634227958,32096768008,649347224736
%N Number of permutations of 1..2*n+9 with no adjacent elements within n in value.
%K nonn,more
%O 0,1
%A _R. H. Hardin_, Aug 03 2010
%E a(0)=362880 prepended by _Seiichi Manyama_, Dec 01 2018