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A264369 Number of (5+1) X (n+1) arrays of permutations of 0..n*6+5 with each element having directed index change 0,0 0,2 1,0 or -1,-2.

%I A264369 #6 Apr 17 2022 17:51:15
%S A264369 1,60,3600,54720,831744,16066704,310358689,5669414855,103564894225,
%T A264369 1897896238940,34780223170576,635711773067072,11619518840752384,
%U A264369 212144954220192048,3873265512788926881,70687878202585153191
%N A264369 Number of (5+1) X (n+1) arrays of permutations of 0..n*6+5 with each element having directed index change 0,0 0,2 1,0 or -1,-2.
%C A264369 Row 5 of A264364.
%H A264369 R. H. Hardin, <a href="/A264369/b264369.txt">Table of n, a(n) for n = 1..48</a>
%e A264369 Some solutions for n=4
%e A264369 ..0..8..9..1..2....0..1..2..3..4....7..1..0..3..2....0..8..2..3..4
%e A264369 ..5..6.14..3..4...12..6..5..8..9...12..6.14..8..4....5..1..7..6..9
%e A264369 .10.18..7.13.12...10.18..7.11.14....5.11.10.13..9...17.18.10.13.14
%e A264369 .15.11.17.16.19...15.16.17.13.19...15.23.24.16.17...22.11.12.16.19
%e A264369 .27.28.20.21.24...27.28.29.21.22...27.28.22.18.19...15.28.20.23.24
%e A264369 .25.26.22.23.29...20.26.25.23.24...20.21.25.26.29...25.21.27.26.29
%Y A264369 Cf. A264364.
%K A264369 nonn
%O A264369 1,2
%A A264369 _R. H. Hardin_, Nov 12 2015