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A264363 Number of (n+1)X(7+1) arrays of permutations of 0..n*8+7 with each element having directed index change 0,0 0,2 1,0 or -1,-2.

%I A264363 #4 Nov 12 2015 07:00:33
%S A264363 169,5184,215296,8139609,310358689,11834176225,450847788304,
%T A264363 17180991840016,654674355426025,24946448969913601,950585713755901609,
%U A264363 36222101462252160016,1380244690837659186576,52594277751165110245321
%N A264363 Number of (n+1)X(7+1) arrays of permutations of 0..n*8+7 with each element having directed index change 0,0 0,2 1,0 or -1,-2.
%C A264363 Column 7 of A264364.
%H A264363 R. H. Hardin, <a href="/A264363/b264363.txt">Table of n, a(n) for n = 1..210</a>
%e A264363 Some solutions for n=2
%e A264363 ..0..1.12..3.14.15..4..5...10..1..2.13..4..5..6..7....0.11.12..1..2.15..6..7
%e A264363 .18.19..2..9.10.23..6..7....0.19.20..3.22.11.12.15...18..9..8..3..4..5.14.13
%e A264363 ..8.17.16.11.20.13.22.21....8..9.16.17.18.21.14.23...16.17.10.19.20.21.22.23
%Y A264363 Cf. A264364.
%K A264363 nonn
%O A264363 1,1
%A A264363 _R. H. Hardin_, Nov 12 2015