Shown with a cast-on count of 36 stitches.  

• Rows 1, 3, 5, 7, 17, 19, 21, and 23 (RS): Knit.
• Rows 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, and 24: Purl.
• Row 9: K9, *yo, ssk, k4, yo, k1, ssk, k3, repeat from * to last 3 sts, k3.
• Row 11: K9, *yo, k1, ssk, k2, k2tog, yo, k5, repeat from * to last 3 sts, k3.
• Row 13: K8, *k2tog, yo, k3, k2tog, k1, yo, k4, repeat from * to last 4 sts, k4.
• Row 15: K7, *k2tog, k1, yo, k5, ssk, yo, k2, repeat from * to last 5 sts, k5.
• Repeat rows 9-16.