Shown with a cast-on count of 32 stitches.  

• Rows 1, 5, 9, 13, 17, 21, 25, and 29 (RS): [Sl1 wyib, k1] 16 times.
• Rows 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, and 32: Sl1 wyif, purl.
• Rows 3, 7, 11, 15, 19, 23, 27, and 31: Sl1 wyib, *sl1 wyib, k1, repeat from * to last 3 sts, sl1 wyib, k2.
• Row 33: K21, ssk, turn (22 sts).
• Row 34: Sl1 wyif, p10, p2tog, turn (12 sts).
• Rows 35, 37, 39, 41, 43, 45, 47, 49, and 51: Sl1 wyib, k10, ssk, turn.
• Rows 36, 38, 40, 42, 44, 46, 48, 50, and 52: Sl1 wyif, p10, p2tog, turn.
• Row 53: Knit, CO 17 sts (29 sts).
• Row 54: Purl, CO 17 sts (46 sts).
• Row 55: K1, ssk, knit to last 3 sts, k2tog, k1 (44 sts).
• Rows 56, 58, 60, 62, 64, 66, and 68: Purl.
• Row 57: K1, ssk, knit to last 3 sts, k2tog, k1 (42 sts).
• Row 59: K1, ssk, knit to last 3 sts, k2tog, k1 (40 sts).
• Row 61: K1, ssk, knit to last 3 sts, k2tog, k1 (38 sts).
• Row 63: K1, ssk, knit to last 3 sts, k2tog, k1 (36 sts).
• Row 65: K1, ssk, knit to last 3 sts, k2tog, k1 (34 sts).
• Row 67: K1, ssk, knit to last 3 sts, k2tog, k1 (32 sts).