A189353 - OEIS

%I #5 Mar 31 2012 12:36:15

%S 0,2005,229248,94635005,24728774144,7675175968337,2239546267804672,

%T 669245368116765065,198265824869143635104,58936758437348449273685,

%U 17497862834694963378124992,5197536868658118835508778253

%N Number of nX7 array permutations with each element moving one space diagonally, horizontally or vertically

%C Column 7 of A189355

%H R. H. Hardin, <a href="/A189353/b189353.txt">Table of n, a(n) for n = 1..90</a>

%e Some solutions for 3X7

%e ..1..2..3..4.11..6.13....1..2..3.10..5..4.13....1..0.10..2.11.12..5

%e ..0..7.16..9.10.20..5...14..0..8.17.18.11..6...14..7.17.18..3..4..6

%e .15.14..8.18.17.12.19...15..7..9.16.19.20.12...15.16..8..9.19.20.13

%K nonn

%O 1,2

%A _R. H. Hardin_ Apr 20 2011