Shown with a cast-on count of 24 stitches.  

• Row 1 (RS): K20, k2tog, yo, kfb, kfb (26 sts).
• Row 2: BO 2 sts, p19, w&t (20 sts).
• Row 3: K20.
• Row 4: P16, w&t (16 sts).
• Row 5: K12, k2tog, yo, kfb, kfb (18 sts).
• Row 6: BO 2 sts, p11, w&t (12 sts).
• Row 7: K12.
• Row 8: P8, w&t (8 sts).
• Row 9: K4, k2tog, yo, kfb, kfb (10 sts).
• Row 10: BO 2 sts, p3, w&t (4 sts).
• Row 11: K4.
• Row 12: P24 (24 sts).