This painting is derived from a finite projective plane of order 3.
Number of points and lines 
. Each line is incident with n+1=4 points, each point is incident with four lines. The projective plane corresponds to this cyclic block design which has thirteen varieties arranged in thirteen blocks of size 4.
[...] artwork from Chris Henden: finite projective plane balanced incomplete block design binomial expansion (A lot of mathematical art is gimmicky. [...]