Shown with a cast-on count of 42 stitches.  

• Round 1: [K5, yo, k3tog, yo, k3, yo, k3tog, yo] 3 times.
• Rounds 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, and 30: Purl.
• Round 3: [K5, yo, k3, yo, sl2-k1-p2sso, yo, k3, yo] 3 times (48 sts).
• Round 5: [K1, k3tog, k1, yo, k4, ssk, yo, k5, yo] 3 times.
• Round 7: [K3, yo, k2, yo, sl2-k1-p2sso, yo, k3, yo, sl2-k1-p2sso, yo, k2, yo] 3 times (54 sts).
• Round 9: [K3, yo, k1, ssk, yo, k3, yo, sl2-k1-p2sso, yo, k3, yo, k2tog, k1, yo] 3 times (60 sts).
• Round 11: [K3, yo, k3, yo, k4, ssk, yo, k5, yo, k2, k1, yo] 3 times (72 sts).
• Round 13: [K3, k2tog, yo, k2, ssk, yo, k9, yo, k2tog, k2, yo, ssk] 3 times.
• Round 15: [Yo, k3tog, yo, k1, k2tog, yo, k2, ssk, yo, k7, yo, k2tog, k2, yo, k2tog, k1] 3 times.
• Round 17: [Yo, k1, yo, k3, ssk, yo, k2, ssk, yo, k5, yo, k2tog, k2, yo, k2tog, k3] 3 times (78 sts).
• Round 19: [K3, yo, k3tog, yo, k1, k2tog, yo, k2, ssk, yo, k3, yo, k2tog, k2, yo, k2tog, k1, yo, k3tog, yo] 3 times.
• Round 21: [Yo, k3tog, yo, k3, yo, k1, yo, k1, yo, k2tog, yo, k1, k2tog, yo, k3tog, yo, ssk, k1, yo, k2tog, yo, k1, yo, k1, yo, k3] 3 times (90 sts).
• Round 23: [K3, yo, k3tog, yo, k3, yo, k3tog, yo, k2tog, yo, k1, ssk, yo, k2, yo, k2tog, yo, k3tog, yo, k3, yo, k3tog, yo] 3 times.
• Round 25: [Yo, k3tog, yo, k3, yo, k3tog, yo, k3, yo, k2tog, yo, k1, k3tog, k1, yo, k2tog, yo, k3, yo, k3tog, yo, k3] 3 times.
• Round 27: [K3, yo, k3tog, yo, k3, yo, k3tog, yo, k1, yo, ssk, yo, k3tog, yo, k2tog, yo, k1, yo, k3tog, yo, k3, yo, k3tog, yo] 3 times.
• Round 29: [Yo, k3tog, yo, k3, yo, k3tog, yo, k3, yo, k3tog, yo, k1, yo, ssk, yo, k2tog, yo, k1, yo, k3, yo, k3tog, yo, k3] 3 times (96 sts).