Shown with a cast-on count of 26 stitches.  

• Row 1 (RS): Sl1 wyif, k16, k2tog, [yo] twice, k2tog, yo, p2tog, k1, yo, k2 (27 sts).
• Row 2: K4, yo, p2tog, k2, p1, k15, turn (24 sts).
• Row 3: Sl1 wyif, k11, k2tog, [yo] twice, k2tog, k2, yo, p2tog, k2, yo, k2 (25 sts).
• Row 4: K5, yo, p2tog, k4, p1, k11, turn (23 sts).
• Row 5: Sl1 wyif, k7, [k2tog, [yo] twice, k2tog] twice, yo, p2tog, k3, yo, k2 (24 sts).
• Row 6: K6, yo, p2tog, k2, p1, k3, p1, k7, turn (22 sts).
• Row 7: Sl1 wyif, k3, [k2tog, [yo] twice, k2tog] twice, k2, yo, p2tog, k2tog, [yo] twice, k2, yo, k2 (24 sts).
• Row 8: K6, p1, k1, yo, p2tog, k4, p1, k3, p1, k3, turn (22 sts).
• Row 9: Sl1 wyif, k3, [k2tog, [yo] twice, k2tog] twice, yo, p2tog, k8.
• Row 10: BO 5 sts, k2, yo, p2tog, k2, p1, k3, p1, k3, turn (15 sts).
• Row 11: Sl1 wyif, k3, k2tog, [yo] twice, k2tog, k2, yo, p2tog, k1, yo, k2 (16 sts).
• Row 12: K4, yo, p2tog, k4, p1, k3, turn (14 sts).
• Row 13: Sl1 wyif, k3, k2tog, [yo] twice, k2tog, yo, p2tog, k2, yo, k2 (15 sts).
• Row 14: K5, yo, p2tog, k2, p1, k3, turn (13 sts).
• Row 15: Sl1 wyif, k5, yo, p2tog, k3, yo, k2 (14 sts).
• Row 16: K6, yo, p2tog, k4, turn (12 sts).
• Row 17: Sl1 wyif, k3, yo, p2tog, k2tog, [yo] twice, k2, yo, k2 (14 sts).
• Row 18: K6, p1, k1, yo, p2tog, k2, turn (12 sts).
• Row 19: Sl1 wyif, k1, yo, p2tog, k8.
• Row 20: BO 5 sts, k2, yo, p2tog, k21 (26 sts).