Shown with a cast-on count of 23 stitches.  

• Row 1 (RS): K11, M1L, k1, M1L, knit (25 sts).
• Rows 2, 4, 6, 8, 10, 12, and 14: Knit.
• Row 3: [Kfb, k1] 6 times, M1L, k1, M1L, [k1, kfb] 6 times (39 sts).
• Row 5: K19, M1L, k1, M1L, k19 (41 sts).
• Row 7: K4, [kfb, k1] 8 times, M1L, k1, M1L, [k1, kfb] 8 times, knit (59 sts).
• Row 9: K29, M1L, k1, M1L, knit (61 sts).
• Row 11: K14, [kfb, k1] 8 times, M1L, k1, M1L, [k1, kfb] 8 times, knit (79 sts).
• Row 13: Knit.