Produce a graphical or ASCII-art representation of a [[wp:N-flake#Pentaflake|Sierpinski pentagon]] (aka a Pentaflake) of order 5. Your code should also be able to correctly generate representations of lower orders: 1 to 4.
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;See also
* [http://ecademy.agnesscott.edu/~lriddle/ifs/pentagon/pentagon.htm Sierpinski pentagon]
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