Shown with a cast-on count of 17 stitches.  

• Rounds 1, 3-5, and 7: [P1, k1 tbl, p1, k4] twice, p1, k1 tbl, p1.
• Rounds 2 and 6: P1, k1 tbl, p1, k2tog, k2, yo, p1, k1 tbl, p1, yo, k2, ssk, p1, k1 tbl, p1.
• Round 8: P1, k1 tbl, M1L, p1, k4, p1, k1 tbl, p1, k4, p1, M1R, k1 tbl, p1 (19 sts).
• Round 9: P1, k1 tbl, k1, p1, k4, p1, k1 tbl, p1, k4, p1, k1, k1 tbl, p1.
• Round 10: P1, k1 tbl, M1L, k1, p1, k2tog, k2, yo, p1, k1 tbl, p1, yo, k2, ssk, p1, k1, M1R, k1 tbl, p1 (21 sts).
• Round 11: P1, k1 tbl, k2, p1, k4, p1, k1 tbl, p1, k4, p1, k2, k1 tbl, p1.
• Round 12: P1, k1 tbl, M1L, k2, p1, k4, p1, k1 tbl, p1, k4, p1, k2, M1R, k1 tbl, p1 (23 sts).
• Round 13: P1, k1 tbl, k3, p1, k4, p1, k1 tbl, p1, k4, p1, k3, k1 tbl, p1.
• Round 14: P1, k1 tbl, yo, k1, ssk, p1, k2tog, k2, yo, p1, M1L, k1 tbl, M1R, p1, yo, k2, ssk, p1, k2tog, k1, yo, k1 tbl, p1 (25 sts).
• Round 15: P1, k1 tbl, k3, p1, k4, p1, k1, k1 tbl, k1, p1, k4, p1, k3, k1 tbl, p1.
• Round 16: P1, k1 tbl, M1L, k3, p1, k4, p1, k1, k1 tbl, k1, p1, k4, p1, k3, M1R, k1 tbl, p1 (27 sts).
• Round 17: P1, k1 tbl, [k4, p1] twice, k1, k1 tbl, k1, [p1, k4] twice, k1 tbl, p1.
• Round 18: P1, k1 tbl, yo, k2, ssk, p1, k2tog, k2, yo, p1, M1L, k1, k1 tbl, k1, M1R, p1, yo, k2, ssk, p1, k2tog, k2, yo, k1 tbl, p1 (29 sts).
• Round 19: P1, k1 tbl, [k4, p1] twice, k2, k1 tbl, k2, [p1, k4] twice, k1 tbl, p1.
• Round 20: P1, k1 tbl, M1L, [k4, p1] twice, k2, k1 tbl, k2, [p1, k4] twice, M1R, k1 tbl, p1 (31 sts).
• Round 21: P1, k1 tbl, k5, p1, k4, p1, k2, k1 tbl, k2, p1, k4, p1, k5, k1 tbl, p1.
• Round 22: P1, k1 tbl, yo, k3, ssk, p1, k2tog, k2, yo, p1, M1L, k2, k1 tbl, k2, M1R, p1, yo, k2, ssk, p1, k2tog, k3, yo, k1 tbl, p1 (33 sts).
• Rounds 23-25 and 27: P1, [k1 tbl, k14] twice, k1 tbl, p1.
• Round 26: P1, k1 tbl, yo, k3, ssk, k9, k1 tbl, k9, k2tog, k3, yo, k1 tbl, p1.
• Round 28: P1, k1 tbl, M1L, k14, k1 tbl, k14, M1R, k1 tbl, p1 (35 sts).
• Rounds 29 and 31: P1, [k1 tbl, k15] twice, k1 tbl, p1.
• Round 30: P1, k1 tbl, yo, k4, ssk, k9, k1 tbl, k9, k2tog, k4, yo, k1 tbl, p1.