JSFiddle - React, Tailwind, and code Playground

JavaScript

var possibles = [
        [2,2,2,2,0,0],
        [2,2,2,1,1,0],
        [2,2,1,1,1,1]
    ];

    var randomInd = Math.floor( Math.random()*possibles.length ); // random number from 0-2
    var myArr = possibles[randomInd]; // picks a random entry from possibles
    
    function shuffle(arr)
    {
        var curInd = arr.length, tempVal, randInd;
        while (0 !== curInd) {
            randInd = Math.floor(Math.random()*curInd);
            curInd -= 1;
            tempVal = arr[curInd];
            arr[curInd] = arr[randInd];
            arr[randInd] = tempVal;
        }
    }

    shuffle(myArr);
    alert(myArr); // will give "random" sequence