Shown with a cast-on count of 20 stitches.  

• Row 1 (RS): *Yo, ssk, k5, k2tog, yo, k1, repeat from *.
• Rows 2, 4, 6, 8, 10, 12, 14, and 16: Purl.
• Row 3: *Yo, k1, ssk, k3, k2tog, k1, yo, k1, repeat from *.
• Row 5: *Yo, k2, ssk, k1, k2tog, k2, yo, k1, repeat from *.
• Row 7: *Yo, k3, sl1-k2tog-psso, k3, yo, k1, repeat from *.
• Row 9: *K2, k2tog, yo, k1, yo, ssk, k3, repeat from *.
• Row 11: *K1, k2tog, [k1, yo] twice, k1, ssk, k2, repeat from *.
• Row 13: *K2tog, k2, yo, k1, yo, k2, ssk, k1, repeat from *.
• Row 15: *K3, yo, k1, yo, k3, sl1-k2tog-psso, repeat from *.