Shown with a cast-on count of 28 stitches.  

• Rounds 1, 3, 5, 7, 9, 11, 13, 15, 17, 19, 21, and 66: Knit.
• Round 2: K12, incR, k4, incL, k12 (30 sts).
• Round 4: K13, incR, k4, incL, k13 (32 sts).
• Round 6: K14, incR, k4, incL, k14 (34 sts).
• Round 8: K15, incR, k4, incL, k15 (36 sts).
• Round 10: K16, incR, k4, incL, k16 (38 sts).
• Round 12: K17, incR, k4, incL, k17 (40 sts).
• Round 14: K18, incR, k4, incL, k18 (42 sts).
• Round 16: K19, incR, k4, incL, k19 (44 sts).
• Round 18: K20, incR, k4, incL, k20 (46 sts).
• Round 20: K21, incR, k4, incL, k21 (48 sts).
• Round 22: K22, incR, k4, incL, k22 (50 sts).
• Row 23 (RS): K39, turn (39 sts).
• Row 24: P28, turn (28 sts).
• Row 25: K27, turn (27 sts).
• Row 26: P26, turn (26 sts).
• Row 27: K25, turn (25 sts).
• Row 28: P24, turn (24 sts).
• Row 29: K23, turn (23 sts).
• Row 30: P22, turn (22 sts).
• Row 31: K21, turn (21 sts).
• Row 32: P20, turn (20 sts).
• Row 33: K19, turn (19 sts).
• Row 34: P18, turn (18 sts).
• Row 35: K17, turn (17 sts).
• Row 36: P16, turn (16 sts).
• Row 37: K15, turn (15 sts).
• Row 38: P14, turn (14 sts).
• Row 39: K13, turn (13 sts).
• Row 40: P12, turn (12 sts).
• Row 41: K11, turn (11 sts).
• Row 42: P10, turn (10 sts).
• Row 43: K20, turn (20 sts).
• Rows 44, 46, 48, 50, 52, 54, 56, 58, 60, 62, and 64: P30, turn (30 sts).
• Rows 45, 47, 49, 51, 53, 55, 57, 59, 61, and 63: K11, k2tog, k4, ssk, k12, turn (29 sts).
• Round 65: K11, k2tog, k4, ssk, k11 (28 sts).