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A221776 T(n,k)=Number of nXk arrays of occupancy after each element stays put or moves to some king-move neighbor, without move-in move-out left turns 3

%I

%S 1,3,3,8,35,8,21,372,372,21,55,3943,16384,3943,55,144,41745,703148,

%T 703148,41745,144,377,441877,30088757,120493257,30088757,441877,377,

%U 987,4677106,1287149604,20501683580,20501683580,1287149604,4677106,987,2584

%N T(n,k)=Number of nXk arrays of occupancy after each element stays put or moves to some king-move neighbor, without move-in move-out left turns

%C Table starts

%C ...1.......3..........8..........21..........55...........144.........377

%C ...3......35........372........3943.......41745........441877.....4677106

%C ...8.....372......16384......703148....30088757....1287149604.55062005315

%C ..21....3943.....703148...120493257.20501683580.3483716568676

%C ..55...41745...30088757.20501683580

%C .144..441877.1287149604

%C .377.4677106

%C .987

%H R. H. Hardin, <a href="/A221776/b221776.txt">Table of n, a(n) for n = 1..40</a>

%e Some solutions for n=3 k=4

%e ..0..0..1..1....0..3..0..1....0..0..0..1....0..1..1..3....0..1..0..2

%e ..0..3..1..0....0..3..1..4....0..3..2..1....0..0..0..0....0..2..0..3

%e ..2..3..0..1....0..0..0..0....2..2..0..1....0..6..1..0....1..1..2..0

%Y Column 1 is A001906

%K nonn,tabl

%O 1,2

%A _R. H. Hardin_ Jan 25 2013

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Last modified October 3 06:40 EDT 2022. Contains 357231 sequences. (Running on oeis4.)