# Greetings from The On-Line Encyclopedia of Integer Sequences! http://oeis.org/ Search: id:a222402 Showing 1-1 of 1 %I A222402 #4 Feb 18 2013 08:51:10 %S A222402 1,0,0,0,0,0,3,0,0,3,4,9,4,9,4,8,0,35,35,0,8,10,92,0,162,0,92,10,50,0, %T A222402 624,717,717,624,0,50,66,998,900,8803,4644,8803,900,998,66,216,0, %U A222402 21634,55761,89582,89582,55761,21634,0,216,280,11136,21224,648643,540642 %N A222402 T(n,k)=Number of nXk 0..2 arrays with exactly floor(nXk/2) elements unequal to at least one king-move neighbor, with new values introduced in row major 0..2 order %C A222402 Table starts %C A222402 ....1......0........0..........3.............4..............8.............10 %C A222402 ....0......0........0..........9.............0.............92..............0 %C A222402 ....0......0........4.........35.............0............624............900 %C A222402 ....3......9.......35........162...........717...........8803..........55761 %C A222402 ....4......0........0........717..........4644..........89582.........540642 %C A222402 ....8.....92......624.......8803.........89582........1732004.......26513524 %C A222402 ...10......0......900......55761........540642.......26513524......506779353 %C A222402 ...50....998....21634.....648643......19598014......783341025....31162236755 %C A222402 ...66......0....21224....4706538.....141703290....16254970624...679517719195 %C A222402 ..216..11136...609872...56003424....4688775266...529021504276.54519194910332 %C A222402 ..280......0...756664..406023424...35396592602.11643386996598 %C A222402 .1120.124864.18326048.4784210119.1198472335971 %H A222402 R. H. Hardin, Table of n, a(n) for n = 1..144 %e A222402 Some solutions for n=4 k=4 %e A222402 ..0..0..0..1....0..0..0..0....0..0..1..1....0..0..1..1....0..0..0..1 %e A222402 ..0..0..0..0....0..0..0..1....0..0..1..1....0..1..1..1....0..0..0..0 %e A222402 ..0..0..0..1....0..0..0..1....0..0..1..1....1..1..1..1....0..0..0..0 %e A222402 ..0..0..0..0....0..0..0..2....0..0..1..1....1..1..1..1....0..0..0..2 %K A222402 nonn,tabl %O A222402 1,7 %A A222402 _R. H. Hardin_ Feb 18 2013 # Content is available under The OEIS End-User License Agreement: http://oeis.org/LICENSE