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A264625 Number of (n+1)X(5+1) arrays of permutations of 0..n*6+5 with each element having directed index change -2,0 -1,0 0,-1 or 1,1.

%I A264625 #4 Nov 19 2015 06:52:56
%S A264625 1,16,125,684,6107,50353,389512,2986345,23242594,180618759,1398264355,
%T A264625 10812994324,83643299587,647109775660,5005530115866,38711077685117,
%U A264625 299366137555908,2315200537592902,17904968501964924,138466589997944123
%N A264625 Number of (n+1)X(5+1) arrays of permutations of 0..n*6+5 with each element having directed index change -2,0 -1,0 0,-1 or 1,1.
%C A264625 Column 5 of A264628.
%H A264625 R. H. Hardin, <a href="/A264625/b264625.txt">Table of n, a(n) for n = 1..210</a>
%e A264625 Some solutions for n=4
%e A264625 ..1..2..8..4..5.11....6..2..3..4..5.17....6..2..8..4..5.11....6..2..3..9..5.11
%e A264625 .18..0.20.10..3.17...18..0..1.15.11.23...12..0..1.15..3.17...12..0..1.15.16..4
%e A264625 .13..6..7.27..9.23...13.14..7..8..9.10...13.19..7.16..9.10...13.14..7..8.17.10
%e A264625 .24.12.21.14.15.16...24.12.21.27.28.16...24.20.26.14.23.29...24.20.26.27.23.29
%e A264625 .25.26.19.28.29.22...25.26.19.20.29.22...25.18.27.28.21.22...25.18.19.28.21.22
%Y A264625 Cf. A264628.
%K A264625 nonn
%O A264625 1,2
%A A264625 _R. H. Hardin_, Nov 19 2015