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A179965 Number of permutations of 1..2*n+7 with no adjacent elements within n in value. 0

%I #12 Dec 01 2018 19:34:01

%S 5040,47622,521606,6231544,76972416,957913824,11902581120

%N Number of permutations of 1..2*n+7 with no adjacent elements within n in value.

%K nonn,more

%O 0,1

%A _R. H. Hardin_, Aug 03 2010

%E a(0)=5040 prepended by _Seiichi Manyama_, Dec 01 2018

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Last modified May 31 19:55 EDT 2024. Contains 373003 sequences. (Running on oeis4.)