That was pretty difficult thing to do under time pressure, and if you took the task seriously, you would have experienced a slight twinge of stress. So what went on in your brain? Well, as you may know, stress causes the release of adrenalin and cortisol hormones....
Does this help? The first number is 4, and there are 4 seasons in a year. The second is 12, and there are 12 months in a year. And so on. With a little more time, you could probably have worked out this way of remembering the number, or some other method. And then the...
This illustrates two points. We need time to think and reflect. And we need structure to help the thinking process. These two observations are especially true for busy Customer-Facing Engineers.