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A264311 Number of (n+1)X(6+1) arrays of permutations of 0..n*7+6 with each element having directed index change 0,0 0,1 1,0 -1,-2 or 0,2. 1

%I

%S 392,24153,1605061,101336088,6395409906,402225464956,25275285536728,

%T 1588080653877700,99774161858198356,6268369171435472332,

%U 393812141936927897292,24741323570503009235109,1554377636718519724079043

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

%C Column 6 of A264313.

%H R. H. Hardin, <a href="/A264311/b264311.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=2

%e ..9.10..0..3..2..4..6....9..0..2..1..3..4..6....9..0..1..2.13..3..4

%e ..7..1.18..8.20..5.13...16.17..7.19.20..5.11....7..8.18.19.10..5..6

%e .14.15.16.17.11.12.19...14..8.15.10.18.12.13...14.15.16.17.11.12.20

%Y Cf. A264313.

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 11 2015

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Last modified August 12 22:46 EDT 2022. Contains 356077 sequences. (Running on oeis4.)