Rando

const int buttonPin = 5;
const int greenPin = 0;
const int bluePin = 2;
const int redPin = 13;
long ran;
int buttonState = 0;
void setup() {
  pinMode(greenPin, OUTPUT);
  pinMode(bluePin, OUTPUT);
  pinMode(redPin, OUTPUT);
  pinMode(buttonPin, INPUT);
  randomSeed(analogRead(0));
}
void loop() {
  buttonState = digitalRead(buttonPin);

  if (buttonState == HIGH) {
    ran = random(1, 7);

    if (ran == 1) {
      digitalWrite(redPin, LOW);
      delay(500);
    }
    if (ran == 2) {
      digitalWrite(redPin, LOW);
      delay(500);
      digitalWrite(redPin, HIGH);
      delay(500);
      digitalWrite(greenPin, LOW);
      delay(500);
    }
    if (ran == 3) {
      digitalWrite(redPin, LOW);
      delay(500);
      digitalWrite(redPin, HIGH);
      delay(500);
      digitalWrite(greenPin, LOW);
      delay(500);
      digitalWrite(greenPin, HIGH);
      delay(500);
      digitalWrite(bluePin, LOW);
      delay(500);
    }
    if (ran == 4) {
      digitalWrite(redPin, LOW);
      delay(500);
      digitalWrite(redPin, HIGH);
      delay(500);
      digitalWrite(greenPin, LOW);
      delay(500);
      digitalWrite(greenPin, HIGH);
      delay(500);
      digitalWrite(bluePin, LOW);
      delay(500);
      digitalWrite(bluePin, HIGH);
      delay(500);
      digitalWrite(redPin, LOW);
      digitalWrite(greenPin, LOW);
      delay(500);
    }
    if (ran == 5) {
      digitalWrite(redPin, LOW);
      delay(500);
      digitalWrite(redPin, HIGH);
      delay(500);
      digitalWrite(greenPin, LOW);
      delay(500);
      digitalWrite(greenPin, HIGH);
      delay(500);
      digitalWrite(bluePin, LOW);
      delay(500);
      digitalWrite(bluePin, HIGH);
      delay(500);
      digitalWrite(redPin, LOW);
      digitalWrite(greenPin, LOW);
      delay(500);
      digitalWrite(redPin, HIGH);
      digitalWrite(greenPin, HIGH);
      delay(500);
      digitalWrite(bluePin, LOW);
      digitalWrite(redPin, LOW);
      delay(500);
    }

    if (ran == 6) {
      digitalWrite(redPin, LOW);
      delay(500);
      digitalWrite(redPin, HIGH);
      delay(500);
      digitalWrite(greenPin, LOW);
      delay(500);
      digitalWrite(greenPin, HIGH);
      delay(500);
      digitalWrite(bluePin, LOW);
      delay(500);
      digitalWrite(bluePin, HIGH);
      delay(500);
      digitalWrite(redPin, LOW);
      digitalWrite(greenPin, LOW);
      delay(500);
      digitalWrite(redPin, HIGH);
      digitalWrite(greenPin, HIGH);
      delay(500);
      digitalWrite(greenPin, LOW);
      digitalWrite(bluePin, LOW);
      delay(500);
      digitalWrite(greenPin, HIGH);
      digitalWrite(bluePin, HIGH);
      delay(500);
      digitalWrite(redPin, LOW);
      digitalWrite(greenPin, LOW);
      digitalWrite(bluePin, LOW);
      delay(500);
    }
  } else {
    digitalWrite(greenPin, HIGH);
    digitalWrite(bluePin, HIGH);
    digitalWrite(redPin, HIGH);
  }
}