Shown with a cast-on count of 36 stitches.  

• Row 1 (RS): *K6, yo, k1, ssk, k2tog, k1, yo, k6, repeat from *.
• Rows 2, 4, 6, 8, 10, and 12: Purl.
• Row 3: *K5, yo, k2, ssk, k2tog, k2, yo, k5, repeat from *.
• Row 5: *K4, yo, k3, ssk, k2tog, k3, yo, k4, repeat from *.
• Row 7: *K3, yo, k4, ssk, k2tog, k4, yo, k3, repeat from *.
• Row 9: *K2, yo, k5, ssk, k2tog, k5, yo, k2, repeat from *.
• Row 11: *K1, yo, k6, ssk, k2tog, k6, yo, k1, repeat from *.