function fibonacci(number) {
  let firstNum = 0;
  let secondNum = 1;
  let nextNum;

  console.log(`The fibonnaci of ${number} is \n${firstNum} \n${secondNum}`);

  for (let i = 3; i <= number; i++) {
    nextNum = firstNum + secondNum;
    console.log(`${nextNum}`);
    firstNum = secondNum;
    secondNum = nextNum;
  }
}

console.log(fibonacci(10));

Embed on website

To embed this program on your website, copy the following code and paste it into your website's HTML: