Shown with a cast-on count of 2 stitches.  

• Rounds 1 and 3: *Yo, k1 tbl, repeat from * (multiple of 2 sts).
• Rounds 2, 4-6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32, 34, 36, 38, 40, 42, 44, 46, 48, 50, 52, 54, 58, 60, 62, and 64: Knit.
• Round 7: *K2, yo, k2, repeat from * (multiple of 5 sts).
• Round 9: *K2, yo, k1, yo, k2, repeat from * (multiple of 7 sts).
• Round 11: *Ssk, [yo, k1] 3 times, yo, k2tog, repeat from * (multiple of 9 sts).
• Round 13: *Ssk, [k1, yo] 4 times, k1, k2tog, repeat from * (multiple of 11 sts).
• Round 15: *Ssk, k2, [yo, k1] 3 times, yo, k2, k2tog, repeat from * (multiple of 13 sts).
• Round 17: *Ssk, k3, [yo, k1] 3 times, yo, k3, k2tog, repeat from * (multiple of 15 sts).
• Round 19: *Ssk, k4, [yo, k1] 3 times, yo, k4, k2tog, repeat from * (multiple of 17 sts).
• Round 21: *[Yo] twice, ssk, k5, yo, k1, yo, kfb, yo, k1, yo, k5, k2tog, repeat from * (multiple of 22 sts).
• Round 23: *[Yo] twice, k2, [yo] twice, ssk, k6, ssk, k2tog, k6, k2tog, repeat from *.
• Round 25: *[Yo] twice, k1, k2tog, [yo] twice, ssk, k1, [yo] twice, ssk, k4, ssk, k2tog, k4, k2tog, repeat from *.
• Round 27: *[Yo] twice, k1, [k2tog, [yo] twice, ssk] twice, k1, [yo] twice, ssk, k2, k2tog, ssk, k2, k2tog, repeat from *.
• Round 29: *[Yo] twice, k1, [k2tog, [yo] twice, ssk] 3 times, k1, [yo] twice, [ssk, k2tog] twice, repeat from *.
• Round 31: *[Yo] twice, k1, [k2tog, [yo] twice, ssk] 4 times, k1, [yo] twice, ssk, k2tog, repeat from * (multiple of 24 sts).
• Round 33: *Yo, k1, [k2tog, [yo] twice, ssk] 5 times, k1, yo, ssk, repeat from * (multiple of 25 sts).
• Round 35: *[K2tog, [yo] twice, ssk] 5 times, k2tog, [yo] twice, k3tog, repeat from * (multiple of 24 sts).
• Round 37: *[Yo, ssk, k2tog, yo] 3 times, ssk, [k2tog, [yo] twice, ssk] twice, k2tog, yo, repeat from * (multiple of 23 sts).
• Round 39: *[K2tog, [yo] twice, ssk] twice, k1, k2tog, yo, k1, yo, ssk, k1, [k2tog, [yo] twice, ssk] twice, repeat from *.
• Round 41: *[Yo, ssk, k2tog, yo] twice, yo, k2tog, yo, k3, yo, ssk, yo, [yo, ssk, k2tog, yo] twice, repeat from * (multiple of 25 sts).
• Round 43: *[K2tog, [yo] twice, ssk] twice, k2tog, yo, k5, yo, ssk, [k2tog, [yo] twice, ssk] twice, repeat from *.
• Round 45: *Yo, ssk, k2tog, [yo] twice, ssk, k1, k2tog, yo, k3, yo, k1, yo, k3, yo, ssk, k1, k2tog, [yo] twice, ssk, k2tog, yo, repeat from * (multiple of 27 sts).
• Round 47: *K2tog, [yo] twice, ssk, k2tog, [yo] twice, k2tog, yo, k4, yo, k3, yo, k4, yo, ssk, [yo] twice, ssk, k2tog, [yo] twice, ssk, repeat from * (multiple of 31 sts).
• Round 49: *[Yo, ssk, k2tog, yo] twice, k3, k2tog, [kfb, k1] twice, kfb, ssk, k3, [yo, ssk, k2tog, yo] twice, repeat from * (multiple of 32 sts).
• Round 51: *K2tog, [yo] twice, ssk, k3tog, yo, k3, k2tog, k1, [[yo] twice, k2] 3 times, [yo] twice, k1, ssk, k3, yo, sl1-k2tog-psso, k2tog, [yo] twice, ssk, repeat from * (multiple of 36 sts).
• Round 53: *Yo, ssk, k3tog, yo, k3, k2tog, k2, [[yo] twice, k4] 3 times, [yo] twice, k2, ssk, k3, yo, sl1-k2tog-psso, k2tog, yo, repeat from * (multiple of 40 sts).
• Round 55: *K3tog, yo, k3, k2tog, k3, [[yo] twice, k6] 3 times, [yo] twice, k3, ssk, k3, yo, sl1-k2tog-psso, repeat from * (multiple of 44 sts).
• Rounds 56 and 66: CO 1 st, knit to last st, drop st.
• Round 57: *K2tog, yo, k3, k2tog, [ssk, k2, [yo] twice, k2, k2tog] 4 times, ssk, k3, yo, repeat from * (multiple of 43 sts).
• Round 59: *K4, k2tog, [ssk, k2, [yo] twice, k2, k2tog] 4 times, ssk, k3, repeat from * (multiple of 41 sts).
• Round 61: *K3, k2tog, [ssk, k2, yo, k2, k2tog, yo wrapping yarn 3 times] 3 times, ssk, k2, yo, k2, k2tog, ssk, k2, repeat from * (multiple of 38 sts).
• Round 63: *K2, k2tog, [ssk, k3, k2tog, yo, 1-to-7 inc, yo] 3 times, ssk, k3, k2tog, ssk, k1, repeat from * (multiple of 52 sts).
• Round 65: *K1, k2tog, [ssk, k1, k2tog, yo, k9, yo] 3 times, ssk, k1, k2tog, ssk, repeat from * (multiple of 48 sts).
• Round 67: *Sl2-k1-p2sso, k3tog, [yo, k11, yo, sl1-k2tog-psso] 3 times, repeat from * (multiple of 44 sts).