Shown with a cast-on count of 72 stitches.  

• Round 1: *K15, k2tog, yo, k19, repeat from *.
• Rounds 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, and 32: K72.
• Round 3: *K4, k2tog, yo, k8, [k2tog, yo] twice, k9, yo, ssk, k7, repeat from *.
• Round 5: *K3, k2tog, yo, ssk, yo, k6, [k2tog, yo] twice, k2tog, yo, k7, yo, k2tog, yo, ssk, k6, repeat from *.
• Round 7: *K2, k2tog, [yo, ssk] twice, yo, k4, [k2tog, yo] 4 times, k5, [yo, k2tog] twice, yo, ssk, k5, repeat from *.
• Round 9: *K1, k2tog, [yo, ssk] 3 times, yo, k2, [k2tog, yo] 5 times, k3, [yo, k2tog] 3 times, yo, ssk, k4, repeat from *.
• Round 11: *K2tog, [yo, ssk] 7 times, yo, k1, [yo, k2tog] 7 times, yo, ssk, k3, repeat from *.
• Round 13: *K2, [yo, ssk] 7 times, k1, [k2tog, yo] 7 times, k5, repeat from *.
• Round 15: *K3, [yo, ssk] 6 times, k3, [k2tog, yo] 6 times, k6, repeat from *.
• Round 17: *K4, [yo, ssk] 6 times, k1, [k2tog, yo] 6 times, k7, repeat from *.
• Round 19: *K5, [yo, ssk] 5 times, k3, [k2tog, yo] 5 times, k8, repeat from *.
• Round 21: *K6, [yo, ssk] 5 times, k1, [k2tog, yo] 5 times, k6, yo, sl2-k1-p2sso, yo, repeat from *.
• Round 23: *Ssk, yo, k5, [yo, ssk] 4 times, yo, sl2-k1-p2sso, [yo, k2tog] 4 times, yo, k5, yo, k2tog, yo, sl2-k1-p2sso, yo, repeat from *.
• Round 25: *[Ssk, yo] twice, k4, M1L, [yo, ssk] 3 times, yo, k5tog, [yo, k2tog] 3 times, yo, M1R, k4, [yo, k2tog] twice, yo, sl2-k1-p2sso, yo, repeat from *.
• Round 27: *[Ssk, yo] 3 times, k4, M1L, [yo, ssk] twice, yo, k5tog, [yo, k2tog] twice, yo, M1R, k4, [yo, k2tog] 3 times, yo, sl2-k1-p2sso, yo, repeat from *.
• Round 29: *[Ssk, yo] 4 times, k4, M1L, yo, ssk, yo, k5tog, yo, k2tog, yo, M1R, k4, [yo, k2tog] 4 times, yo, sl2-k1-p2sso, yo, repeat from *.
• Round 31: *[Ssk, yo] 5 times, k4, M1L, yo, k5tog, yo, M1R, k4, [yo, k2tog] 5 times, yo, sl2-k1-p2sso, yo, repeat from *.