Problem Statement

Produce a graphical representation of a Sierpinski triangle of order N in any orientation.
An example of Sierpinski's triangle (order = 8) looks like this:

Let's start with the solution:

   load 'viewmat'
   'rgb'viewmat--. |. (~:_1&|.)^:(<@#) (2^8){.1


load'viewmat'
viewmat(,~,.~)^:4,1


viewmat #:(~:/&.#:@, +:)^:(<32) 1