Shown with a cast-on count of 52 stitches.  

• Row 1 (RS): Sl1 wyif, k1, [k2tog, [yo] twice, k2tog] 12 times, k1, p1.
• Row 2: Sl1 wyib, k3, p1, [k3, p1] 11 times, p1, turn (50 sts).
• Row 3: Sl1 wyif, k1, [k2tog, [yo] twice, k2tog] 11 times, k2tog, yo, k1, p1.
• Row 4: Sl1 wyib, k2, [k3, p1] 11 times, p1, turn (48 sts).
• Row 5: Sl1 wyif, k1, [k2tog, [yo] twice, k2tog] 11 times, k1, p1.
• Row 6: Sl1 wyib, k3, p1, [k3, p1] 10 times, p1, turn (46 sts).
• Row 7: Sl1 wyif, k1, [k2tog, [yo] twice, k2tog] 10 times, k2tog, yo, k1, p1.
• Row 8: Sl1 wyib, k2, [k3, p1] 10 times, p1, turn (44 sts).
• Row 9: Sl1 wyif, k1, [k2tog, [yo] twice, k2tog] 10 times, k1, p1.
• Row 10: Sl1 wyib, k3, p1, [k3, p1] 9 times, p1, turn (42 sts).
• Row 11: Sl1 wyif, k1, [k2tog, [yo] twice, k2tog] 9 times, k2tog, yo, k1, p1.
• Row 12: Sl1 wyib, k2, [k3, p1] 9 times, p1, turn (40 sts).
• Row 13: Sl1 wyif, k1, [k2tog, [yo] twice, k2tog] 9 times, k1, p1.
• Row 14: Sl1 wyib, k3, p1, [k3, p1] 8 times, p1, turn (38 sts).
• Row 15: Sl1 wyif, k1, [k2tog, [yo] twice, k2tog] 8 times, k2tog, yo, k1, p1.
• Row 16: Sl1 wyib, k2, [k3, p1] 8 times, p1, turn (36 sts).
• Row 17: Sl1 wyif, k1, [k2tog, [yo] twice, k2tog] 8 times, k1, p1.
• Row 18: Sl1 wyib, k3, p1, [k3, p1] 7 times, p1, turn (34 sts).
• Row 19: Sl1 wyif, k1, [k2tog, [yo] twice, k2tog] 7 times, k2tog, yo, k1, p1.
• Row 20: Sl1 wyib, k2, [k3, p1] 7 times, p1, turn (32 sts).
• Row 21: Sl1 wyif, k1, [k2tog, [yo] twice, k2tog] 7 times, k1, p1.
• Row 22: Sl1 wyib, k3, p1, [k3, p1] 6 times, p1, turn (30 sts).
• Row 23: Sl1 wyif, k1, [k2tog, [yo] twice, k2tog] 6 times, k2tog, yo, k1, p1.
• Row 24: Sl1 wyib, k2, [k3, p1] 6 times, p1, turn (28 sts).
• Row 25: Sl1 wyif, k1, [k2tog, [yo] twice, k2tog] 6 times, k1, p1.
• Row 26: Sl1 wyib, k3, p1, [k3, p1] 5 times, p1, turn (26 sts).
• Row 27: Sl1 wyif, k1, [k2tog, [yo] twice, k2tog] 5 times, k2tog, yo, k1, p1.
• Row 28: Sl1 wyib, k2, [k3, p1] 5 times, p1, turn (24 sts).
• Row 29: Sl1 wyif, k1, [k2tog, [yo] twice, k2tog] 5 times, k1, p1.
• Row 30: Sl1 wyib, k3, p1, [k3, p1] 4 times, p1, turn (22 sts).
• Row 31: Sl1 wyif, k1, [k2tog, [yo] twice, k2tog] 4 times, k2tog, yo, k1, p1.
• Row 32: Sl1 wyib, k2, [k3, p1] 4 times, p1, turn (20 sts).
• Row 33: Sl1 wyif, k1, [k2tog, [yo] twice, k2tog] 4 times, k1, p1.
• Row 34: Sl1 wyib, k3, p1, [k3, p1] 3 times, p1, turn (18 sts).
• Row 35: Sl1 wyif, k1, [k2tog, [yo] twice, k2tog] 3 times, k2tog, yo, k1, p1.
• Row 36: Sl1 wyib, k2, [k3, p1] 3 times, p1, turn (16 sts).
• Row 37: Sl1 wyif, k1, [k2tog, [yo] twice, k2tog] 3 times, k1, p1.
• Row 38: Sl1 wyib, k3, p1, [k3, p1] twice, p1, turn (14 sts).
• Row 39: Sl1 wyif, k1, [k2tog, [yo] twice, k2tog] twice, k2tog, yo, k1, p1.
• Row 40: Sl1 wyib, k2, [k3, p1] twice, p1, turn (12 sts).
• Row 41: Sl1 wyif, k1, [k2tog, [yo] twice, k2tog] twice, k1, p1.
• Row 42: Sl1 wyib, k3, p1, k3, p1, p1, turn (10 sts).
• Row 43: Sl1 wyif, k1, k2tog, [yo] twice, k2tog, k2tog, yo, k1, p1.
• Row 44: Sl1 wyib, k2, k3, p1, p1, turn (8 sts).
• Row 45: Sl1 wyif, k1, k2tog, k2tog, k1, p1 (6 sts).
• Row 46: Sl1 wyib, k48, p1 (50 sts).