return [[ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ],
[ 0, 0, 0, -12, 20, 18, -30, 2, 0, 0 ],
[ 0, 0, 2, 0, 0, 0, 0, 0, 0, 0 ],
[ 0, 0, 4, 0, 0, 0, 0, 0, 0, 0 ],
[ 0, 2, 2, 0, 0, 0, 0, 0, 0, 0 ],
[ 3, 0, 0, 0, 0, 0, 0, 0, 0, 0 ],
[ 3, 0, 0, -12, 20, 18, -30, 2, 0, 0 ],
[ 3, 0, 2, 0, 0, 0, 0, 0, 0, 0 ],
[ 3, 0, 4, 0, 0, 0, 0, 0, 0, 0 ],
[ 3, 2, 2, 0, 0, 0, 0, 0, 0, 0 ]];;