[рони]

Brick,

const arr = [12, 13, 14, 15, 16];
const elem = (function *num(N) {
 for (var i = 0; ; i++) yield arr[i %= N];
})(arr.length);
for (var i = 0; i < 17; i++) {
    const {value} = elem.next();
    console.log(value)
}