Shown with a cast-on count of 40 stitches.  

• Rows 1, 3, 5, 7, 9, and 11 (WS): Purl.
• Row 2: K2tog, *k5, yo, k2tog, yo, k1, yo, k2, sl1-k2tog-psso, repeat from * to last 12 sts, k5, yo, k2tog, yo, k1, yo, k2, ssk.
• Row 4: K2tog, *k4, yo, k2tog, yo, k3, yo, k1, sl1-k2tog-psso, repeat from * to last 12 sts, k4, yo, k2tog, yo, k3, yo, k1, ssk.
• Row 6: K2tog, *k3, yo, k2tog, yo, k5, yo, sl1-k2tog-psso, repeat from * to last 12 sts, k3, yo, k2tog, yo, k5, yo, ssk.
• Row 8: K2tog, *k2, yo, k1, yo, ssk, yo, k5, sl1-k2tog-psso, repeat from * to last 12 sts, k2, yo, k1, yo, ssk, yo, k5, ssk.
• Row 10: K2tog, *k1, yo, k3, yo, ssk, yo, k4, sl1-k2tog-psso, repeat from * to last 12 sts, k1, yo, k3, yo, ssk, yo, k4, ssk.
• Row 12: K2tog, *yo, k5, yo, ssk, yo, k3, sl1-k2tog-psso, repeat from * to last 12 sts, yo, k5, yo, ssk, yo, k3, ssk.