Here's the pattern
Any yarn (approx. 300 yards)
Any needle (use whatever is recommended by yarn)
Gauge not important!!
Cast on 20 stitches
Row 1: k20
Row 2: k8, turn, k8
Row 3: k6, turn, k6
Row 4: k4, turn, k4
Repeat all four rows to desired length
For a more finished look sew ends
and here's ME! explaining the "turn" :)