return [[ 0, 0, 0, 0, 0, 0, 0 ],
[ 0, 0, -4, 0, 0, -4, -4 ],
[ 0, 0, 2, 4, 0, 0, 0 ],
[ 0, 0, -2, 4, 0, -4, -4 ],
[ 0, 0, 4, 0, 0, 0, 0 ],
[ 0, 0, 0, 0, 0, -4, -4 ],
[ 0, 0, 6, 4, 0, 0, 0 ],
[ 0, 0, 2, 4, 0, -4, -4 ],
[ 0, 1, -3, 0, 0, -3, -3 ],
[ 0, 1, -7, 0, 0, -7, -7 ],
[ 0, 1, -1, 4, 0, -3, -3 ],
[ 0, 1, -5, 4, 0, -7, -7 ],
[ 0, 1, 1, 0, 0, -3, -3 ],
[ 0, 1, -3, 0, 0, -7, -7 ],
[ 0, 1, 3, 4, 0, -3, -3 ],
[ 0, 1, -1, 4, 0, -7, -7 ],
[ 0, 2, -2, 0, 0, -2, -2 ],
[ 0, 2, -6, 0, 0, -6, -6 ],
[ 0, 2, 0, 4, 0, -2, -2 ],
[ 0, 2, -4, 4, 0, -6, -6 ],
[ 0, 2, 2, 0, 0, -2, -2 ],
[ 0, 2, -2, 0, 0, -6, -6 ],
[ 0, 2, 4, 4, 0, -2, -2 ],
[ 0, 2, 0, 4, 0, -6, -6 ],
[ 0, 3, -1, 0, 0, -1, -1 ],
[ 0, 3, -5, 0, 0, -5, -5 ],
[ 0, 3, 1, 4, 0, -1, -1 ],
[ 0, 3, -3, 4, 0, -5, -5 ],
[ 0, 3, 3, 0, 0, -1, -1 ],
[ 0, 3, -1, 0, 0, -5, -5 ],
[ 0, 3, 5, 4, 0, -1, -1 ],
[ 0, 3, 1, 4, 0, -5, -5 ],
[ 0, 4, -4, 0, 0, -4, -4 ],
[ 0, 4, -2, 4, 0, -4, -4 ],
[ 0, 4, 0, 0, 0, -4, -4 ],
[ 0, 4, 2, 4, 0, -4, -4 ],
[ 0, 5, -3, 0, 0, -3, -3 ],
[ 0, 5, -1, 4, 0, -3, -3 ],
[ 0, 5, 1, 0, 0, -3, -3 ],
[ 0, 5, 3, 4, 0, -3, -3 ],
[ 0, 6, -2, 0, 0, -2, -2 ],
[ 0, 6, 0, 4, 0, -2, -2 ],
[ 0, 6, 2, 0, 0, -2, -2 ],
[ 0, 6, 4, 4, 0, -2, -2 ],
[ 0, 7, -1, 0, 0, -1, -1 ],
[ 0, 7, 1, 4, 0, -1, -1 ],
[ 0, 7, 3, 0, 0, -1, -1 ],
[ 0, 7, 5, 4, 0, -1, -1 ],
[ 4, 0, 0, 0, 0, 0, 0 ],
[ 4, 0, -2, 4, 0, -4, -4 ],
[ 4, 0, 4, 0, 0, 0, 0 ],
[ 4, 0, 2, 4, 0, -4, -4 ],
[ 4, 1, -3, 0, 0, -3, -3 ],
[ 4, 1, -5, 4, 0, -7, -7 ],
[ 4, 1, 1, 0, 0, -3, -3 ],
[ 4, 1, -1, 4, 0, -7, -7 ],
[ 4, 2, -6, 0, 0, -6, -6 ],
[ 4, 2, 0, 4, 0, -2, -2 ],
[ 4, 2, -2, 0, 0, -6, -6 ],
[ 4, 2, 4, 4, 0, -2, -2 ],
[ 4, 3, -1, 0, 0, -1, -1 ],
[ 4, 3, -3, 4, 0, -5, -5 ],
[ 4, 3, 3, 0, 0, -1, -1 ],
[ 4, 3, 1, 4, 0, -5, -5 ],
[ 4, 4, -4, 0, 0, -4, -4 ],
[ 4, 4, 0, 0, 0, -4, -4 ],
[ 4, 5, -1, 4, 0, -3, -3 ],
[ 4, 5, 3, 4, 0, -3, -3 ],
[ 4, 6, -2, 0, 0, -2, -2 ],
[ 4, 6, 2, 0, 0, -2, -2 ],
[ 4, 7, 1, 4, 0, -1, -1 ],
[ 4, 7, 5, 4, 0, -1, -1 ]];;