Variable factorial_table¶

constexpr inline uint64_t factorial_table[21] = {
    1,
    1,
    2,
    6,
    24,
    120,
    720,
    5040,
    40320,
    362880,
    3628800,
    39916800,
    479001600,
    6227020800,
    87178291200,
    1307674368000,
    20922789888000,
    355687428096000,
    6402373705728000,
    121645100408832000,
    2432902008176640000,
}