bingo-generator

index.js

const max = 50;

function shuffle(a) {
    for (let i = a.length - 1; i > 0; i--) {
        const j = Math.floor(Math.random() * (i + 1));
        [a[i], a[j]] = [a[j], a[i]];
    }
    return a;
}

const unshuffled = [...Array(max).keys()].map(i => i + 1);
const shuffled = shuffle(unshuffled);
console.log(shuffled);