null.js/dist/prime.js

Node.js NULL runtime

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.getp = getp;
// Origin from https://github.com/borispovod/prime
function prime(n) {
    if (n < 2) {
        return [];
    }
    var lp = [], pr = [];
    for (var i = 2; i < n; i++) {
        lp[i] = 0;
    }
    for (var i = 2; i < n; i++) {
        if (lp[i] == 0) {
            lp[i] = i;
            pr.push(i);
        }
        for (var j = 0; pr[j] <= lp[i] && i * pr[j] <= n; j++) {
            lp[i * pr[j]] = pr[j];
        }
    }
    return pr;
}
let primes = prime(100);
function getp(index) {
    while (index >= primes.length) {
        primes = prime(primes[primes.length - 1] << 2);
    }
    return primes[index];
}