Shown with a cast-on count of 28 stitches.  

• Row 1 (RS): *[K2, yo, k2tog, k3] twice, repeat from *.
• Rows 2, 4, 6, 8, 10, 12, 14, and 16: Purl.
• Row 3: *K3, yo, k2tog, k4, yo, k2tog, k3, repeat from *.
• Row 5: *[K4, yo, k2tog, k1] twice, repeat from *.
• Row 7: *K5, yo, k2tog, yo, k2tog, k5, repeat from *.
• Row 9: *[Ssk, yo, k5] twice, repeat from *.
• Row 11: *K2, ssk, yo, k6, yo, ssk, k2, repeat from *.
• Row 13: *[K2, ssk, yo, k3] twice, repeat from *.
• Row 15: *K3, ssk, yo, k4, yo, ssk, k3, repeat from *.