#include <Adafruit_NeoPixel.h>

#define PIN 7
#define COUNT 16
#define LED_BR 255

Adafruit_NeoPixel neo = Adafruit_NeoPixel(COUNT,PIN, NEO_GRB + NEO_KHZ800);

void setup() {
  neo.begin();
  neo.clear();
  neo.setBrightness(LED_BR);
}

void loop(){
  neo.clear();
  neo.setPixelColor(0, 255, 0, 0);  //red
  neo.setPixelColor(1, 0, 255, 0);  //green
  neo.setPixelColor(2, 0, 0, 255);  //red
  neo.setPixelColor(3, 255, 255, 0);  //green
  neo.setPixelColor(4, 0, 255, 255);  //red
  neo.setPixelColor(5, 255, 0, 255);  //green
  neo.setPixelColor(6, 255, 255, 255);  //red
  neo.setPixelColor(7, 125, 0, 0);  //green
  neo.setPixelColor(8, 0, 125, 0);  //red
  neo.setPixelColor(9, 0, 0, 125);  //green
  
  neo.setPixelColor(10, 125, 125, 0);  //red
  neo.setPixelColor(11, 0, 125, 125);  //green
  neo.setPixelColor(12, 125, 0, 125);  //red
  neo.setPixelColor(13, 125, 125, 125);  //green
  neo.setPixelColor(14, 125, 255, 0);  //red
  neo.setPixelColor(15, 0, 125, 255);  //green
  
  neo.show();
  
  delay(1500);
  
  neo.clear();
  neo.setPixelColor(0, 0, 255, 0);  //green
  neo.setPixelColor(1, 255, 0, 0);  //red
  
  neo.setPixelColor(2, 255, 0, 0);  //red
  neo.setPixelColor(3, 0, 255, 0);  //green
  neo.setPixelColor(4, 255, 0, 0);  //red
  neo.setPixelColor(5, 0, 255, 0);  //green
  neo.setPixelColor(6, 255, 0, 0);  //red
  neo.setPixelColor(7, 0, 255, 0);  //green
  neo.setPixelColor(8, 255, 0, 0);  //red
  neo.setPixelColor(9, 0, 255, 0);  //green
  
  neo.setPixelColor(10, 255, 0, 0);  //red
  neo.setPixelColor(11, 0, 255, 0);  //green
  neo.setPixelColor(12, 255, 0, 0);  //red
  neo.setPixelColor(13, 0, 255, 0);  //green
  neo.setPixelColor(14, 255, 0, 0);  //red
  neo.setPixelColor(15, 0, 255, 0);  //green
  
  neo.show();
  
  delay(1500);
  
}