%I #4 Nov 20 2015 06:56:53
%S 1,18,65,716,6656,48781,406871,3133028,24130345,189393503,1456102356,
%T 11283273044,87512383136,676031229928,5235900900831,40524897463300,
%U 313511622285272,2426841120623568,18779980614275382,145331206525091820
%N Number of (n+1)X(5+1) arrays of permutations of 0..n*6+5 with each element having directed index change 1,1 2,2 -1,0 or 0,-1.
%C Column 5 of A264655.
%H R. H. Hardin, <a href="/A264652/b264652.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=4
%e ..6..2..8..9..5.11....6..2..8..9..5.11....6..2..8..9..5.11....1..2..8..9..5.11
%e ..7..0.14.10.16..4....7..0..1.10..3..4...12..0..1.15..3..4...12.13.14.10..3..4
%e .18.19.20..1.17..3...13.14.20.16.17.23...13.19..7.21.17.10...18.19..0.21.17.23
%e .24.12.13.22.23.29...24.12.26.27.15.29...24.20.26.14.23.16...24.20..6..7.15.16
%e .25.26.27.28.21.15...25.18.19.28.21.22...25.18.27.28.29.22...25.26.27.28.29.22
%Y Cf. A264655.
%K nonn
%O 1,2
%A _R. H. Hardin_, Nov 20 2015