return [[ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ],
[ 0, 0, 0, -2, 4, 2, -6, 2, 0, 0 ],
[ 0, 0, 0, -4, 8, 4, -12, 4, 0, 0 ],
[ 0, 0, 0, 5, 0, 0, 5, 0, 0, 0 ],
[ 0, 0, 0, 3, 4, 2, -1, 2, 0, 0 ],
[ 0, 0, 0, 1, 8, 4, -7, 4, 0, 0 ],
[ 0, 5, 0, 0, 0, 0, 0, 0, 0, 0 ],
[ 0, 5, 0, -2, 4, 2, -6, 2, 0, 0 ],
[ 0, 5, 0, -4, 8, 4, -12, 4, 0, 0 ],
[ 0, 5, 0, 5, 0, 0, 5, 0, 0, 0 ],
[ 0, 5, 0, 3, 4, 2, -1, 2, 0, 0 ],
[ 0, 5, 0, 1, 8, 4, -7, 4, 0, 0 ],
[ 5, 0, 5, -1, 2, 1, -3, 1, 0, 0 ],
[ 5, 0, 5, -3, 6, 3, -9, 3, 0, 0 ],
[ 5, 0, 5, -5, 10, 5, -15, 5, 0, 0 ],
[ 5, 5, 5, 4, 2, 1, 2, 1, 0, 0 ],
[ 5, 5, 5, 2, 6, 3, -4, 3, 0, 0 ],
[ 5, 5, 5, 0, 10, 5, -10, 5, 0, 0 ]];;