Here is the step by step:

It's the easier way to get pattern looking like the Fibonacci pattern I discovered.
Here a sheet version:

That's awesome! Really elegant sollution too.
thank you, for sharing this, Micheus!
...very good "brain-food"

really interesting solution!
Thanks guys.
Looking back to the initial posts I can confirm that we have the bad habit to complicate simple things.

Good job!!
This is It is a simple but a very convenient way!!