return [[ 0, 0, 0, 0, 0, 0, 0 ],
[ 0, 0, 0, 0, 0, 3, 0 ],
[ 0, 0, 0, 0, 0, 6, 0 ],
[ 0, 0, 0, 0, 0, 9, 0 ],
[ 0, 0, 0, 0, 0, 12, 0 ],
[ 0, 0, 0, 0, 0, 15, 0 ],
[ 0, 0, 0, 0, 0, 18, 0 ],
[ 0, 0, 0, 0, 0, 21, 0 ],
[ 0, 8, 0, 0, 0, 0, 0 ],
[ 0, 8, 0, 0, 0, 3, 0 ],
[ 0, 8, 0, 0, 0, 6, 0 ],
[ 0, 8, 0, 0, 0, 9, 0 ],
[ 0, 8, 0, 0, 0, 12, 0 ],
[ 0, 8, 0, 0, 0, 15, 0 ],
[ 0, 8, 0, 0, 0, 18, 0 ],
[ 0, 8, 0, 0, 0, 21, 0 ],
[ 0, 16, 0, 0, 0, 0, 0 ],
[ 0, 16, 0, 0, 0, 3, 0 ],
[ 0, 16, 0, 0, 0, 6, 0 ],
[ 0, 16, 0, 0, 0, 9, 0 ],
[ 0, 16, 0, 0, 0, 12, 0 ],
[ 0, 16, 0, 0, 0, 15, 0 ],
[ 0, 16, 0, 0, 0, 18, 0 ],
[ 0, 16, 0, 0, 0, 21, 0 ],
[ 12, 0, 0, 0, 0, 0, 0 ],
[ 12, 0, 0, 0, 0, 3, 0 ],
[ 12, 0, 0, 0, 0, 6, 0 ],
[ 12, 0, 0, 0, 0, 9, 0 ],
[ 12, 0, 0, 0, 0, 12, 0 ],
[ 12, 0, 0, 0, 0, 15, 0 ],
[ 12, 0, 0, 0, 0, 18, 0 ],
[ 12, 0, 0, 0, 0, 21, 0 ],
[ 12, 8, 0, 0, 0, 0, 0 ],
[ 12, 8, 0, 0, 0, 3, 0 ],
[ 12, 8, 0, 0, 0, 6, 0 ],
[ 12, 8, 0, 0, 0, 9, 0 ],
[ 12, 8, 0, 0, 0, 12, 0 ],
[ 12, 8, 0, 0, 0, 15, 0 ],
[ 12, 8, 0, 0, 0, 18, 0 ],
[ 12, 8, 0, 0, 0, 21, 0 ],
[ 12, 16, 0, 0, 0, 0, 0 ],
[ 12, 16, 0, 0, 0, 3, 0 ],
[ 12, 16, 0, 0, 0, 6, 0 ],
[ 12, 16, 0, 0, 0, 9, 0 ],
[ 12, 16, 0, 0, 0, 12, 0 ],
[ 12, 16, 0, 0, 0, 15, 0 ],
[ 12, 16, 0, 0, 0, 18, 0 ],
[ 12, 16, 0, 0, 0, 21, 0 ]];;