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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A321382 Number of permutations of 6 copies of 1..n with no element equal to another within a distance of 1.

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%I A321382 #48 Nov 28 2018 08:48:44
%S A321382 1,0,2,48852,8437796016,5752866855116280,12229789732207993835280,
%T A321382 68139526686950961449783790480,873795428893219442649940388795690880,
%U A321382 23337489207354946577030915302871598795308160
%N A321382 Number of permutations of 6 copies of 1..n with no element equal to another within a distance of 1.
%H A321382 Seiichi Manyama, <a href="/A321382/b321382.txt">Table of n, a(n) for n = 0..91</a>
%F A321382 a(n) = n! * A190835(n).
%F A321382 a(n) = Integral_{0..infinity} (Sum_{k=1..6} (-1)^(6-k) * binomial(5, 6-k) * x^k/k!)^n * exp(-x) dx.
%Y A321382 Row 6 of A322093.
%Y A321382 Cf. A190835, A322127, A322128.
%K A321382 nonn
%O A321382 0,3
%A A321382 _Seiichi Manyama_, Nov 28 2018