Shown with a cast-on count of 24 stitches.  

• Row 1 (RS): *K4, yo, k2tog, ssk, yo, k4, repeat from *.
• Rows 2, 4, 6, 8, 10, and 12: Purl.
• Row 3: *K3, yo, k2tog, k2, ssk, yo, k3, repeat from *.
• Row 5: *K2, yo, k2tog, k4, ssk, yo, k2, repeat from *.
• Row 7: *K1, yo, k2tog, k6, ssk, yo, k1, repeat from *.
• Row 9: *K1, yo, ssk, k6, k2tog, yo, k1, repeat from *.
• Row 11: *K2, yo, ssk, yo, k2tog, ssk, yo, k2tog, yo, k2, repeat from *.