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A264883 Number of (6+1)X(n+1) arrays of permutations of 0..n*7+6 with each element having directed index change 0,1 0,-1 -2,0 or 1,1.

%I A264883 #4 Nov 27 2015 07:38:42
%S A264883 4,0,137,108,19372,207424,4747695,78535556,1314624443,22908798620,
%T A264883 367507064798,6308520502938,101920859207417,1716067465404634,
%U A264883 28013671881647327,465628347016848772,7646941659349897210
%N A264883 Number of (6+1)X(n+1) arrays of permutations of 0..n*7+6 with each element having directed index change 0,1 0,-1 -2,0 or 1,1.
%C A264883 Row 6 of A264878.
%H A264883 R. H. Hardin, <a href="/A264883/b264883.txt">Table of n, a(n) for n = 1..186</a>
%e A264883 Some solutions for n=4
%e A264883 ..1..2.12..4.14....1..2..3..4.14...10..2..3..4.14....1..2.12..4.14
%e A264883 ..6..0..8..9..3....6..0.17..9.19....6..0..1..9.19....6..0..8..9..3
%e A264883 .11..5.22..7.24...20..5.22..7..8...11..5.22..7..8...11..5.13..7.24
%e A264883 .25.10.27.19.13...16.10.11.12.13...25.17.27.12.13...25.10.18.19.29
%e A264883 .30.15.16.17.18...30.15.32.24.18...30.15.16.24.18...30.15.16.17.34
%e A264883 .26.20.21.29.23...26.27.21.29.23...26.20.21.29.23...26.20.21.22.23
%e A264883 .31.32.33.34.28...31.25.33.34.28...31.32.33.34.28...31.32.33.27.28
%Y A264883 Cf. A264878.
%K A264883 nonn
%O A264883 1,1
%A A264883 _R. H. Hardin_, Nov 27 2015