[
    {
        "min_n": 5,
        "max_n": 25,
        "max_k": 400
    },
    {
        "min_n": 2,
        "max_n": 10,
        "max_k": 100
    },
    {
        "min_n": 4,
        "max_n": 20,
        "max_k": 300
    }
]