Shown with a cast-on count of 50 stitches.  

• Round 43: *K5, yo, k6, [yo, ssk] twice, yo, sl1-k2tog-psso, [yo, k2tog] 3 times, yo, k1, repeat from * (multiple of 26 sts).
• Rounds 44, 46, 48, 50, 52, 54, 56, 58, 60, 62, 64, 66, 68, and 70: Knit.
• Round 45: *K5, yo, k1 tbl, yo, k7, [yo, ssk] twice, yo, sl1-k2tog-psso, [yo, k2tog] twice, yo, k2, repeat from * (multiple of 28 sts).
• Round 47: *K5, yo, k3, yo, k8, yo, ssk, yo, sl1-k2tog-psso, [yo, k2tog] twice, yo, k3, repeat from * (multiple of 30 sts).
• Round 49: *K5, yo, ssk, k1, k2tog, yo, k9, yo, ssk, yo, sl1-k2tog-psso, yo, k2tog, yo, k4, repeat from *.
• Round 51: *Yo, k5, yo, ssk, k1, k2tog, yo, k5, yo, k5, yo, sl1-k2tog-psso, yo, k2tog, yo, k5, repeat from * (multiple of 32 sts).
• Round 53: *Yo, k1 tbl, yo, ssk, k4, yo, sl1-k2tog-psso, yo, k4, k2tog, repeat from *.
• Round 55: *Yo, k3, yo, ssk, k3, k2tog, yo, k4, k2tog, repeat from *.
• Round 57: *Yo, k1 tbl, yo, k3, yo, k1 tbl, yo, ssk, k7, k2tog, repeat from * (multiple of 18 sts).
• Round 59: *Yo, k3, yo, sl1-k2tog-psso, yo, k3, yo, ssk, k5, k2tog, repeat from *.
• Round 61: *Yo, k1 tbl, yo, k2, k2tog, yo, k1 tbl, yo, ssk, k2, yo, k1 tbl, yo, ssk, k3, k2tog, repeat from * (multiple of 20 sts).
• Round 63: *[Yo, k3, yo, sl1-k2tog-psso] twice, yo, k3, yo, ssk, k1, k2tog, repeat from *.
• Round 65: *Yo, k3, k2tog, yo, k1 tbl, yo, ssk, k1, k2tog, yo, k1 tbl, yo, ssk, k3, yo, sl1-k2tog-psso, repeat from *.
• Round 67: *K1, yo, ssk, k2tog, yo, k3, yo, sl1-k2tog-psso, yo, k3, yo, ssk, k2tog, yo, k2, repeat from *.
• Round 69: *Yo, k2, yo, ssk, yo, ssk, k1, k2tog, yo, k1 tbl, yo, ssk, k1, k2tog, yo, k2tog, yo, k2, yo, k1 tbl, repeat from * (multiple of 22 sts).