int pattern1[8]={1,0,0,0,0,0,0,1}; // array variable
int pattern2[8]={1,1,1,0,0,0,1,0};
int pattern3[8]={0,1,0,1,0,1,0,1};

void setup() {
for (int i=6; i<=13; i++){
pinMode(i,OUTPUT);
}

}

void loop() {
 for (int i=6;i<=13;i++) {
digitalWrite(i, HIGH);
delay(100);
digitalWrite(i, LOW);
delay(100);
 }
}