Shown with a cast-on count of 22 stitches.  

• Row 3 (RS): K2, *k9, repeat from * to last 2 sts, k2.
• Row 4: P2, *p9, repeat from * to last 2 sts, [kfb] twice (multiple of 9 sts, plus 6).
• Row 5: K4, *k2, M1L, k5, M1L, k2, repeat from * to last 2 sts, [kfb] twice (multiple of 11 sts, plus 8).
• Row 6: K4, *k11, repeat from * to last 4 sts, k2, [kfb] twice (multiple of 11 sts, plus 10).
• Row 7: K2, yo, k2, ssk, *[k2tog] twice, yo, [k1, yo] 3 times, [ssk] twice, repeat from * to last 4 sts, k2tog, yo, [kfb] twice (multiple of 11 sts, plus 12).
• Row 8: K6, *k11, repeat from * to last 6 sts, k4, [kfb] twice (multiple of 11 sts, plus 14).
• Row 9: K4, yo, k2, ssk, *k2tog, k2, yo, [k1, yo] 3 times, k2, ssk, repeat from * to last 6 sts, k2tog, k2, yo, [kfb] twice (multiple of 13 sts, plus 16).
• Row 10: K8, *k13, repeat from * to last 8 sts, k6, [kfb] twice (multiple of 13 sts, plus 18).
• Row 11: K4, [yo, k1] twice, [ssk] twice, *[k2tog] twice, [k1, yo] 4 times, k1, [ssk] twice, repeat from * to last 8 sts, [k2tog] twice, [k1, yo] twice, [kfb] twice (multiple of 13 sts, plus 20).
• Row 12: K10, *k13, repeat from * to last 10 sts, k8, [kfb] twice (multiple of 13 sts, plus 22).
• Row 13: K12, *k13, repeat from * to last 10 sts, k8, [kfb] twice (multiple of 13 sts, plus 24).
• Row 14: K12, *k13, repeat from * to last 12 sts, k10, [kfb] twice (multiple of 13 sts, plus 26).
• Row 15: Kfb, *k13, repeat from * to last 12 sts, k10, [kfb] twice (multiple of 13 sts, plus 16).
• Row 16: Kfb, *p13, repeat from * to last 2 sts, p1, kfb (multiple of 13 sts, plus 5).
• Row 17: K3, *k13, repeat from * to last 2 sts, k1, kfb (multiple of 13 sts, plus 6).
• Row 18: P3, *p13, repeat from * to last 3 sts, p1, [kfb] twice (multiple of 13 sts, plus 8).
• Row 19: K5, *k3, M1L, k7, M1L, k3, repeat from * to last 3 sts, k1, [kfb] twice (multiple of 15 sts, plus 10).