Shown with a cast-on count of 58 stitches.  

• Rounds 1, 3-4, 6-7, 9-10, 12, 14, and 16: Knit.
• Round 2: *K2, k2, k2, k4, k2tog, k2, p1, k2, ssk, k10, repeat from * (multiple of 27 sts).
• Round 5: *K2, k7, k2tog, k2, p1, k2, k2tog, k5, k4, repeat from * (multiple of 25 sts).
• Round 8: *K2, ssk, k4, k2tog, k2, p1, k2, ssk, k4, k2tog, k2, repeat from * (multiple of 21 sts).
• Round 11: *K2, ssk, k2, k2tog, k2, p1, k2, ssk, k2, k2tog, k2, repeat from * (multiple of 17 sts).
• Round 13: *K2, ssk, k2tog, k2, p1, k2, ssk, k2tog, k2, repeat from * (multiple of 13 sts).
• Round 15: *K2, k2tog, k2, p1, k2, ssk, k2, repeat from * (multiple of 11 sts).
• Round 17: *K1, k2tog, k2, p1, k2, ssk, k1, repeat from * (multiple of 9 sts).
• Round 18: *K2tog, k5, ssk, repeat from * (multiple of 7 sts).
• Round 19: *K2tog, k3, ssk, repeat from * (multiple of 5 sts).
• Round 20: *K2tog, k1, ssk, repeat from * (multiple of 3 sts).