User blog comment:Wythagoras/Minor(2)/@comment-1605058-20140213103921/@comment-10429372-20140213191834

Using 4-path we can get a sequence of the same length.

1. triangle

2. 4-path

3. K1,4

4. K1,3 and a stick

5,6,7,8. K1,3 and 3,2,1,0 dots.

9 and later: the same