A321054 - OEIS

A321054

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

%I #6 Oct 26 2018 20:16:51

%S 0,31520,434127,3979676,29836261,200251036,1269799244,7866814026,

%T 48627012403,305484315674,1970229533360,12885942393622,84719993481585,

%U 556551975117208,3639388789709545,23644099935731588,152553455368658432,978410935801325180,6248373677853677799

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

%H Alois P. Heinz, <a href="/A321054/b321054.txt">Table of n, a(n) for n = 8..1000</a>

%F a(n) = A259781(n) - A259780(n).

%Y Column k=8 of A259784.

%Y Cf. A259780, A259781.

%K nonn

%O 8,2

%A _Alois P. Heinz_, Oct 26 2018