Shown with a cast-on count of 4 stitches.  

• Row 1 (RS): K1, kfb, knit (5 sts).
• Row 2: K1, k2tog, kfb, k1.
• Row 3: K1, kfb, knit (6 sts).
• Rows 4, 6, 8, 12, 14, 16, 18, and 20: K1, k2tog, knit to last 2 sts, kfb, k1.
• Row 5: K1, kfb, knit (7 sts).
• Row 7: K1, kfb, knit (8 sts).
• Row 9: K1, kfb, knit wrapping yarn 3 times to last 3 sts, k3 (9 sts).
• Rows 10 and 22: K1, k2tog, knit tbl to last 3 sts, k1, kfb, k1.
• Row 11: K1, kfb, knit (10 sts).
• Row 13: K1, kfb, knit (11 sts).
• Row 15: K1, kfb, knit (12 sts).
• Row 17: K1, kfb, knit (13 sts).
• Row 19: K1, kfb, knit (14 sts).
• Row 21: K1, kfb, knit wrapping yarn 3 times to last 3 sts, k3 (15 sts).
• Row 23: K1, kfb, knit (16 sts).
• Row 24: K1, kfb, knit (17 sts).