synartisis: Tracing the number 137
synartisis: The first 9 regular polygons (x2)
synartisis: the first 9 regular polygons
synartisis: The first 9 regular polygons
synartisis: The first 9 regular polygons
synartisis: The first 9 regular polygons and 64 lines
synartisis: The first 9 regular polygons
synartisis: 64/2 lines