A238921 - OEIS

A238921

Number of self-inverse permutations p on [n] where the maximal displacement of an element equals 10.

%I #4 Mar 07 2014 08:49:23

%S 0,0,0,0,0,0,0,0,0,0,0,2620,18228,91600,400300,1604246,6098862,

%T 22340672,79928946,281441131,981869555,3421660163,11978105085,

%U 42029994744,147596654412,518045934492,1815662189788,6350004678048,22151452791824,77058178272192

%N Number of self-inverse permutations p on [n] where the maximal displacement of an element equals 10.

%H Joerg Arndt and Alois P. Heinz, <a href="/A238921/b238921.txt">Table of n, a(n) for n = 0..750</a>

%Y Column k=10 of A238889.

%K nonn

%O 0,12

%A _Joerg Arndt_ and _Alois P. Heinz_, Mar 07 2014