Granny Knot

grannyknot tube rot 012
The granny knot has only 180 degree rotation symmetries, while the similar Square Knot has one reflection symmetry. Both knots are knot sums of Trefoil Knots.
granny knot 001
grannyknot satellite 001
granny knot satellite knots
granny knot 2strips

Granny_Knot.pdf