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Number of permutations of [n] with no fixed points where the maximal displacement of an element equals five.
2

%I #6 Oct 26 2018 19:57:30

%S 0,97,744,3628,15038,59963,245386,1054116,4585666,19816317,84377528,

%T 354143757,1472404694,6105113905,25314316974,105009933736,

%U 435538239600,1804712603943,7467462109856,30859243303779,127410491972804,525761755401512,2168906840165128

%N Number of permutations of [n] with no fixed points where the maximal displacement of an element equals five.

%H Alois P. Heinz, <a href="/A321051/b321051.txt">Table of n, a(n) for n = 5..1000</a>

%F a(n) = A259778(n) - A259777(n).

%Y Column k=5 of A259784.

%Y Cf. A259777, A259778.

%K nonn,easy

%O 5,2

%A _Alois P. Heinz_, Oct 26 2018