Shown with a cast-on count of 2 stitches.  

• Row 1 (RS): Kfb, k1 (3 sts).
• Row 2: Knit to last st, kfb (4 sts).
• Row 3: Kfb, knit (5 sts).
• Row 4: Knit to last st, kfb (6 sts).
• Row 5: Kfb, knit (7 sts).
• Row 6: Knit to last st, kfb (8 sts).
• Row 7: Kfb, knit (9 sts).
• Row 8: Knit to last st, kfb (10 sts).
• Row 9: Kfb, knit (11 sts).
• Row 10: Knit to last st, kfb (12 sts).
• Row 11: Kfb, knit (13 sts).
• Row 12: Knit to last st, kfb (14 sts).
• Row 13: Kfb, knit (15 sts).
• Row 14: Knit to last st, kfb (16 sts).
• Row 15: Kfb, knit (17 sts).
• Row 16: Knit to last st, kfb (18 sts).
• Row 17: Kfb, knit (19 sts).
• Row 18: Knit to last st, kfb (20 sts).
• Row 20: Kfb, knit (21 sts).
• Row 21: Knit to last st, kfb (22 sts).
• Row 22: Kfb, knit (23 sts).
• Row 23: Knit to last st, kfb (24 sts).
• Row 24: Kfb, knit (25 sts).
• Row 25: Knit to last st, kfb (26 sts).
• Row 26: Kfb, knit (27 sts).
• Row 27: Knit to last st, kfb (28 sts).