Shown with a cast-on count of 9 stitches.  

• Row 1 (RS): Sl1 wyib, k1, yo, p2tog, k1, [yo] twice, k2tog, [yo] twice, k2 (12 sts).
• Row 2: Sl1 wyif, k2, p1, k2, p1, k5.
• Row 3: Sl1 wyib, k1, yo, p2tog, k8.
• Row 4: Sl1 wyif, k11.
• Row 5: Sl1 wyib, k1, yo, p2tog, k1, [yo] twice, k2tog, k2, [yo] twice, k2tog, k1 (14 sts).
• Row 6: Sl1 wyif, k2, p1, k4, p1, k5.
• Rows 7 and 11: Sl1 wyib, k1, yo, p2tog, k8, k2tog (13 sts).
• Row 8: Sl1 wyif, k3, k2tog, k7 (12 sts).
• Row 9: Sl1 wyib, k1, yo, p2tog, k3, [yo] twice, k2tog, [yo] twice, k2tog, k1 (14 sts).
• Row 10: Sl1 wyif, k2, p1, k2, p1, k7.
• Row 12: BO 4 sts, k8 (9 sts).