Shown with a cast-on count of 100 stitches.  

• Row 1 (WS): K100.
• Row 2: Knit to last 16 sts, [yo, k2tog] 7 times, yo, k2 (101 sts).
• Rows 3, 13, 23, 33, 43, and 53: K21, w&t (21 sts).
• Rows 4, 14, 24, 34, 44, and 54: Knit to last 14 sts, [yo, k2tog] 6 times, yo, k2 (22 sts).
• Rows 5, 15, 25, 35, 45, and 55: K19, w&t (19 sts).
• Rows 6, 16, 26, 36, 46, and 56: Knit to last 12 sts, [yo, k2tog] 5 times, yo, k2 (20 sts).
• Rows 7, 17, 27, 37, 47, and 57: K17, w&t (17 sts).
• Rows 8, 18, 28, 38, 48, and 58: Knit to last 10 sts, [yo, k2tog] 4 times, yo, k2 (18 sts).
• Rows 9, 19, 29, 39, 49, and 59: K15, w&t (15 sts).
• Rows 10, 20, 30, 40, 50, and 60: Knit.
• Rows 11, 21, 31, 41, 51, 61, and 71: BO 4 sts, k20, k2tog, turn (22 sts).
• Rows 12, 22, 32, 42, and 52: Knit to last 16 sts, [yo, k2tog] 7 times, yo, k2 (23 sts).
• Row 62: Sl1 wyib, knit to last 16 sts, [yo, k2tog] 7 times, yo, k2 (23 sts).
• Row 63: K22, k2tog, turn.
• Row 64: Sl1 wyib, knit to last 14 sts, [yo, k2tog] 6 times, yo, k2 (24 sts).
• Row 65: K23, k2tog, turn.
• Row 66: Sl1 wyib, knit to last 12 sts, [yo, k2tog] 5 times, yo, k2 (25 sts).
• Row 67: K24, k2tog, turn.
• Row 68: Sl1 wyib, knit to last 10 sts, [yo, k2tog] 4 times, yo, k2 (26 sts).
• Row 69: K25, k2tog, turn.
• Row 70: Sl1 wyib, knit.
• Repeat rows 62-71.