Python - 148 chars
Creates a Sierpinski triangle.
import Image as I
t=1000
a=I.new('RGB',(t,t))
p=a.load()
for i in range(a.size[0]):
for j in range(a.size[1]):p[i,j]=(i*16&j*16,)*3
a.save('s.png')
Creates a Sierpinski triangle.
import Image as I
t=1000
a=I.new('RGB',(t,t))
p=a.load()
for i in range(a.size[0]):
for j in range(a.size[1]):p[i,j]=(i*16&j*16,)*3
a.save('s.png')