This makes us look at the plain old parenthesis in a whole new light!
I hope you don't mind me saying this, my favorite is the one on the top right :)
Tnanks latAji, they are all like my children. To me, the unexpected
pattern was the yellow one! It looks like the arrangement of marbles!
Regards! - mOhana
mOhanaji yes i also like the green design very much.