let noSTEPS = 17;

let PRODSTEP = 1;

let INVERS;

let EULER = 1;

let EULERb = 3;

​

function setup() {

  createCanvas(400, 400);

}

​

function draw() {

  background(220);

​

  if (STEP < noSTEPS){

  STEP++;

  PRODSTEP *= STEP;

  INVERS = 1 / PRODSTEP;

  EULER += INVERS;

  EULERb = EULER;

  print(EULER);

  }

}