Shown with a cast-on count of 17 stitches.  

• Row 1 (RS): K8, yo, k1, yo, k8 (19 sts).
• Rows 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, and 22: Purl.
• Row 3: K7, M1L, k2, yo, k1, yo, k2, M1L, k7 (23 sts).
• Row 5: K8, M1L, k2, yo, k3, yo, k2, M1L, k8 (27 sts).
• Row 7: K9, M1L, k2, yo, k1, yo, k3, yo, k1, yo, k2, M1L, k9 (33 sts).
• Row 9: K11, M1L, k2, yo, k1, yo, k2, k1, k2, yo, k1, yo, k2, M1L, k11 (39 sts).
• Row 11: K13, M1L, k2, yo, k1, yo, k2, k3, k2, yo, k1, yo, k2, M1L, k13 (45 sts).
• Row 13: K15, M1L, k2, yo, k1, yo, k2, k1, k3, k1, k2, yo, k1, yo, k2, M1L, k15 (51 sts).
• Row 15: K17, M1L, k2, yo, k1, yo, k2, M1L, k2, sl2-k1-p2sso, k2, M1L, k2, yo, k1, yo, k2, M1L, k17 (57 sts).
• Row 17: K19, M1L, k2, yo, k1, yo, k2, M1L, k3, sl2-k1-p2sso, k3, M1L, k2, yo, k1, yo, k2, M1L, k19 (63 sts).
• Row 19: K21, M1L, k2, yo, k1, yo, k2, M1L, k3, M1L, k1, sl2-k1-p2sso, k1, M1L, k3, M1L, k2, yo, k1, yo, k2, M1L, k21 (71 sts).
• Row 21: K23, M1L, k2, yo, k1, yo, k2, M1L, k4, M1L, k2, sl2-k1-p2sso, k2, M1L, k4, M1L, k2, yo, k1, yo, k2, M1L, k23 (79 sts).