function factorial(n) {
if (n === 0 || n === 1) {
return 1;
} else {
return n * factorial(n - 1);
}
}

function calculateY() {
let sum = 0;
for (let i = 1; i <= 5; i++) {
sum += factorial(i);
}
return sum;
}

console.log(calculateY()); // Output: 153