20 dots (Ner Pulli) Kolam.
Put 20 dots 2 times, leaving 1 dot at both ends, put 18 dots then 16 dots, 14 dots (3 times) then 12 dots. Leaving 3 dots at both ends put 6 dots then 4 dots stop at 2 dots.
Draw kolam as shown below.
Draw the above pattern at other three corners.
Draw the above pattern from right to left.
Erase remaining dots. Color the kolam.