Shown with a cast-on count of 20 stitches.  

• Row 1 (RS): *K3, k2tog, yo, k1, yo, ssk, k2, repeat from *.
• Rows 2, 4, 6, 8, 10, 12, and 14: Purl.
• Row 3: *K2, k2tog, yo, k1, k2, yo, ssk, k1, repeat from *.
• Row 5: *K1, k2tog, yo, k2, k3, yo, ssk, repeat from *.
• Row 7: *K3tog, yo, k3, k4, yo, repeat from *.
• Rows 9, 11, and 13: *K1, yo, k2, k2tog, k1, ssk, k2, yo, repeat from *.