'spidron' structure

a spidron is a continuous flat geometric figure composed entirely of triangles, where, for every pair of joining triangles, each has a leg of the other as one of its legs, and neither has any point inside the interior of the other:

Good mornig.

I wanna make..'spidron' structure

It's so difficult to me.....

Where can i find 'spidron' grasshopper algorithm script or download file..

help me~