how to make pattern in js

1for (var i = 5; i >= 1; i--) {
2    var str = "";
3    for (var j = i; j >= 1; j--) str += j;
4    console.log(str);
5}
6

1var TeslaModelS = function() {
2    this.numWheels    = 4;
3    this.manufacturer = 'Tesla';
4    this.make         = 'Model S';
5}
6
7TeslaModelS.prototype = {
8    go: function() {
9    // Rotate wheels
10    },
11    stop: function() {
12    // Apply brake pads
13    }
14}
15