return [[ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ],
[ 0, 0, 0, -12, 18, -36, -36, 6, 0, 0 ],
[ 0, 0, 0, -24, 36, -72, -72, 12, 0, 0 ],
[ 0, 10, 0, 0, 0, 0, 0, 0, 0, 0 ],
[ 0, 10, 0, -12, 18, -36, -36, 6, 0, 0 ],
[ 0, 10, 0, -24, 36, -72, -72, 12, 0, 0 ],
[ 0, 20, 0, 0, 0, 0, 0, 0, 0, 0 ],
[ 0, 20, 0, -12, 18, -36, -36, 6, 0, 0 ],
[ 0, 20, 0, -24, 36, -72, -72, 12, 0, 0 ],
[ 15, 0, 15, -6, 9, -18, -18, 3, 0, 0 ],
[ 15, 0, 15, -18, 27, -54, -54, 9, 0, 0 ],
[ 15, 0, 15, -30, 45, -90, -90, 15, 0, 0 ],
[ 15, 10, 15, -6, 9, -18, -18, 3, 0, 0 ],
[ 15, 10, 15, -18, 27, -54, -54, 9, 0, 0 ],
[ 15, 10, 15, -30, 45, -90, -90, 15, 0, 0 ],
[ 15, 20, 15, -6, 9, -18, -18, 3, 0, 0 ],
[ 15, 20, 15, -18, 27, -54, -54, 9, 0, 0 ],
[ 15, 20, 15, -30, 45, -90, -90, 15, 0, 0 ]];;