Shown with a cast-on count of 22 stitches.  

• Rows 1, 3, 5, 7, 9, and 11 (WS): Purl.
• Row 2: *K6, yo, ssk, k3, repeat from *.
• Row 4: *K7, yo, ssk, k2, repeat from *.
• Row 6: *K3, k2tog, yo, k3, yo, ssk, k1, repeat from *.
• Row 8: *K2, k2tog, yo, k5, yo, ssk, repeat from *.
• Row 10: *K1, k2tog, yo, k8, repeat from *.
• Row 12: *K2tog, yo, k9, repeat from *.