Maximo Vela

void setup() {
  pinMode(2, OUTPUT);
  pinMode(3, OUTPUT);
  pinMode(4, OUTPUT);
  pinMode(9, OUTPUT);
  pinMode(10, OUTPUT);
  pinMode(11, OUTPUT);
}

void loop() {
  digitalWrite(4, HIGH);
  digitalWrite(9, HIGH);
  delay(5000);

  digitalWrite(4, LOW);
  digitalWrite(3, HIGH);
  delay(2000);

  digitalWrite(3, LOW);
  digitalWrite(2, HIGH);
  digitalWrite(9, LOW);
  digitalWrite(11, HIGH);
  delay(5000);

  digitalWrite(11, LOW);
  digitalWrite(10, HIGH);
  delay(2000);

  digitalWrite(10, LOW);
  digitalWrite(2, LOW);
}