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A259778
Number of permutations p of [n] with no fixed points and displacement of elements restricted by five: 1 <= |p(i)-i| <= 5.
5
1, 0, 1, 2, 9, 44, 265, 1280, 5289, 20366, 78092, 307978, 1268773, 5312280, 22254973, 92569648, 381758301, 1565720382, 6420604761, 26380036552, 108607137785, 447677119208, 1845681472072, 7605764624216, 31326172589888, 128986886647264, 531083492316608
OFFSET
0,4
CROSSREFS
Column k=5 of A259776.
Cf. A260094.
Sequence in context: A052881 A020071 A248439 * A260081 A259779 A259780
KEYWORD
nonn
AUTHOR
Alois P. Heinz, Jul 05 2015
STATUS
approved