n个阶乘相加

//1! + 2! + 3! +4! + n!
function slove(n) {
    let sum =0
    for (let index = 1; index < (n+1); index++) {
        let query=1
        console.log(index,11)
        for (let j = 1; j < (index + 1); j++) {
            query *=j
            console.log(query,22)
        }
        sum+=query
    }
    return sum
}

console.log(slove(3))