Softly twinkling lights for Teensy 2.0++

lights.ino

int ledPin1 = 27;
int ledPin2 = 0;
int ledPin3 = 1;

int ledPin4 = 14;
int ledPin5 = 15;
int ledPin6 = 16;

int ledPin7 = 24;
int ledPin8 = 25;
int ledPin9 = 26;
void setup()
{
  pinMode(ledPin1, OUTPUT);
  pinMode(ledPin2, OUTPUT);
  pinMode(ledPin3, OUTPUT);
  pinMode(ledPin4, OUTPUT);
  pinMode(ledPin5, OUTPUT);
  pinMode(ledPin6, OUTPUT);
  pinMode(ledPin7, OUTPUT);
  pinMode(ledPin8, OUTPUT);
  pinMode(ledPin9, OUTPUT);
}

void loop()
{
 float something = millis()/5000.0;
 int v1 = 128.0 + 128 * sin( something * 2.0 * PI  );
 int v2 = 128.0 + 128 * sin( (something+0.05) * 2.0 * PI  );
 int v3 = 128.0 + 128 * sin( (something+0.1) * 2.0 * PI  );
 int v4 = 128.0 + 128 * sin( (something+0.15) * 2.0 * PI  );
 int v5 = 128.0 + 128 * sin( (something+0.2) * 2.0 * PI  );
 int v6 = 128.0 + 128 * sin( (something+0.25) * 2.0 * PI  );
 int v7 = 128.0 + 128 * sin( (something+0.3) * 2.0 * PI  );
 int v8 = 128.0 + 128 * sin( (something+0.35) * 2.0 * PI  );
 int v9 = 128.0 + 128 * sin( (something+0.4) * 2.0 * PI  );
 
 analogWrite(ledPin1,v1);
 analogWrite(ledPin2,v2);
 analogWrite(ledPin3,v3);
 analogWrite(ledPin4,v4);
 analogWrite(ledPin5,v5);
 analogWrite(ledPin6,v6);
 analogWrite(ledPin7,v7);
 analogWrite(ledPin8,v8);
 analogWrite(ledPin9,v9);
}