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<DIV><FONT face=Courier size=2>dear Ralf et al.<BR><BR>hmm,<BR>a bit more than
that : the sequences in
http://www.research.att.com/~njas/sequences/selfsimilar.html<BR>are
1-dimensionally fractal, in a sawtooth fashion ;<BR>these are lines with
wrigles that repeat copies on ever larger scales.<BR><BR>I was looking at 2D
stuff like below : both sequence term a(k) and index k together:</FONT></DIV>
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<DIV><FONT face=Courier size=2></FONT> </DIV>
<DIV><FONT face=Courier size=2>Wouter.</FONT></DIV></BODY></HTML>