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Number of permutations of length n within distance 10.
4

%I #12 Jan 29 2019 10:36:44

%S 1,1,2,6,24,120,720,5040,40320,362880,3628800,39916800,402796800,

%T 3770686080,33187593600,278598101040,2261952938160,17986137205800,

%U 141564484858104,1112444773251726,8787513806478134,70146437009397871,568128719132038153,4647312969412825372

%N Number of permutations of length n within distance 10.

%H Alois P. Heinz, <a href="/A154659/b154659.txt">Table of n, a(n) for n = 0..100</a>

%H Torleiv Kløve, <a href="http://www.ii.uib.no/publikasjoner/texrap/pdf/2008-376.pdf">Spheres of Permutations under the Infinity Norm - Permutations with limited displacement</a>, Reports in Informatics, Department of Informatics, University of Bergen, Norway, no. 376, November 2008.

%Y Cf. A000045, A002524, A002526, A072856, A154654-A154658.

%Y Column k=10 of A306209.

%K nonn

%O 0,3

%A _Torleiv Kløve_, Jan 13 2009

%E More terms from _Alois P. Heinz_, Jan 13 2014