const byte candleRaw [] PROGMEM =  { //based on this post http://petemills.blogspot.com/2012/02/attiny-candle.html

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};

#define LED_PIN 6 // must support PWM
#define FADE_SPEED 40 // lower is faster

uint16_t masslen = sizeof(candleRaw);
uint16_t index = 0;

void setup() {
  pinMode(LED_PIN, OUTPUT);
}

void loop() {
    analogWrite(LED_PIN,  pgm_read_byte (candleRaw+(index++)%masslen));
    delay(FADE_SPEED);
}