Shown with a cast-on count of 1 stitch.  

• Rounds 1-2: K1.
• Round 3: (K1, p1, k1) in next st (3 sts).
• Rounds 4-6: K3.
• Round 7: *K2, yo, k1, yo, repeat from * (5 sts).
• Rounds 8 and 10: Knit.
• Round 9: *K3, [yo, k1] twice, repeat from * (7 sts).
• Round 11: *K3, [yo, k1] 4 times, repeat from * (11 sts).
• Round 13: *K2, ssk, k1, [yo, k1] 4 times, k2tog, repeat from * (13 sts).
• Round 15: *K2, ssk, k2, [yo, k1] 3 times, yo, k2, k2tog, repeat from * (15 sts).
• Round 17: *K2, ssk, k3, [yo, k1] 3 times, yo, k3, k2tog, repeat from * (17 sts).
• Round 19: *K2, ssk, k4, [yo, k1] 3 times, yo, k4, k2tog, repeat from * (19 sts).
• Round 21: *K2, ssk, k5, [yo, k1] 3 times, yo, k5, k2tog, repeat from * (21 sts).
• Round 23: *K2, ssk, k6, [yo, k1] 3 times, yo, k6, k2tog, repeat from * (23 sts).
• Round 25: *K2, ssk, k7, [yo, k1] 3 times, yo, k7, k2tog, repeat from * (25 sts).
• Round 27: *K2, ssk, k8, [yo, k1] 3 times, yo, k8, k2tog, repeat from * (27 sts).
• Round 29: *K2, ssk, k9, [yo, k1] 3 times, yo, k9, k2tog, repeat from * (29 sts).
• Round 31: *K2, ssk, k11, yo, k1, yo, k11, k2tog, repeat from *.
• Round 33: *K2, yo, ssk, k11, yo, k1, yo, k11, k2tog, yo, repeat from * (31 sts).
• Round 35: *K2, yo, k1, yo, ssk, k1, k2tog, yo, k17, yo, ssk, k1, k2tog, yo, k1, yo, repeat from * (33 sts).
• Round 37: *K2, k2tog, [yo] twice, k1, sl1-k2tog-psso, yo, k19, yo, sl1-k2tog-psso, k1, [yo] twice, ssk, repeat from *.
• Round 39: *K2, yo, ssk, k2tog, [yo] twice, [ssk] twice, k1, k2tog, yo, k9, yo, ssk, k1, [k2tog] twice, [yo] twice, ssk, k2tog, yo, repeat from * (31 sts).
• Round 41: *Yo, k2, yo, k2tog, [yo] twice, ssk, k2tog, [yo] twice, sl1-k2tog-psso, yo, k11, yo, sl1-k2tog-psso, [yo] twice, ssk, k2tog, [yo] twice, ssk, repeat from * (33 sts).
• Round 43: *Yo, k1, yo, k3, yo, k2, k2tog, [yo] twice, ssk, k3, yo, ssk, k7, k2tog, yo, k3, k2tog, [yo] twice, ssk, k2, repeat from * (36 sts).
• Round 45: *[K1, yo] twice, k3, yo, k2, yo, [k2tog, [yo] twice, ssk] twice, k2, yo, ssk, k5, k2tog, yo, k2, [k2tog, [yo] twice, ssk] twice, repeat from * (40 sts).
• Round 47: *[K1, yo] 4 times, k3, yo, k1, yo, ssk, k1, yo, k2, [k2tog, [yo] twice, ssk] twice, k1, yo, ssk, k3, k2tog, yo, k1, [k2tog, [yo] twice, ssk] twice, k2tog, yo, repeat from * (46 sts).
• Round 49: *Ssk, [k1, yo] 4 times, k1, k2tog, k2, k1 tbl, [yo] twice, [ssk] twice, k1, yo, [k2tog, [yo] twice, ssk] 3 times, yo, ssk, k1, k2tog, [k2tog, [yo] twice, ssk] 3 times, repeat from * (48 sts).
• Round 51: *Ssk, k2, [yo, k1] 3 times, yo, k2, k2tog, k2, yo, ssk, k2tog, yo, ssk, k1, yo, k2, [k2tog, [yo] twice, ssk] twice, k2tog, [yo] twice, k1, sl1-k2tog-psso, [[yo] twice, ssk, k2tog] 3 times, yo, repeat from * (50 sts).
• Round 53: *Ssk, k3, [yo, k1] 3 times, yo, k3, k2tog, k2, k2tog, [yo] twice, [ssk] twice, k1, yo, [k2tog, [yo] twice, ssk] 7 times, repeat from * (52 sts).
• Round 55: *Ssk, k4, [yo, k1] 3 times, yo, k4, k2tog, k2, yo, ssk, k2tog, yo, ssk, k1, yo, k2, [k2tog, [yo] twice, ssk] twice, sl1-k2tog-psso, [yo] twice, k2, [yo] twice, sl1-k2tog-psso, [k2tog, [yo] twice, ssk] twice, k2tog, yo, repeat from * (54 sts).
• Round 57: *Ssk, k5, [yo, k1] 3 times, yo, k5, k2tog, k2, k2tog, [yo] twice, [ssk] twice, k1, yo, [k2tog, [yo] twice, ssk] twice, sl1-k2tog-psso, [yo] twice, k6, [yo] twice, sl1-k2tog-psso, [k2tog, [yo] twice, ssk] twice, repeat from * (56 sts).
• Round 59: *Ssk, k6, [yo, k1] 3 times, yo, k6, k2tog, k2, yo, ssk, k2tog, yo, ssk, k1, yo, k2, k2tog, [yo] twice, ssk, k1, k2tog, k10, ssk, k1, k2tog, [yo] twice, ssk, k2tog, yo, repeat from *.
• Round 61: *Ssk, k7, [yo, k1] 3 times, yo, k7, k2tog, k2, k2tog, [yo] twice, [ssk] twice, k1, yo, [k2tog, [yo] twice, ssk] twice, k10, [k2tog, [yo] twice, ssk] twice, repeat from * (58 sts).
• Round 63: *Ssk, k8, [yo, k1] 3 times, yo, k8, k2tog, k2, yo, ssk, k2tog, yo, ssk, k1, yo, k2, k2tog, [yo] twice, ssk, k14, k2tog, [yo] twice, ssk, k2tog, yo, repeat from * (60 sts).
• Round 65: *Ssk, k9, [yo, k1] 3 times, yo, k9, k2tog, k2, k2tog, [yo] twice, [ssk] twice, k1, yo, [k2tog, [yo] twice, ssk] twice, k10, [k2tog, [yo] twice, ssk] twice, repeat from * (62 sts).
• Round 67: *Ssk, k11, yo, k1, yo, k11, k2tog, yo, k2, yo, ssk, k2tog, yo, ssk, k1, yo, k2, k2tog, [yo] twice, ssk, p14, k2tog, [yo] twice, ssk, k2tog, yo, repeat from * (63 sts).
• Round 69: *Ssk, k11, yo, k1, yo, k11, k2tog, yo, k1, yo, k2, k2tog, [yo] twice, [ssk] twice, k1, yo, k2tog, [yo] twice, ssk, k2tog, yo, [1/1 RC] 7 times, yo, ssk, k2tog, [yo] twice, ssk, repeat from * (65 sts).
• Round 71: *Ssk, k1, k2tog, yo, k17, yo, ssk, k1, k2tog, k1, [yo] twice, ssk, [yo, k2] twice, k2tog, yo, ssk, k1, yo, ssk, k2tog, [yo] twice, k2, [yo] twice, ssk, k1, [1/1 RC] 4 times, k1, k2tog, [yo] twice, k2, [yo] twice, ssk, k2tog, yo, repeat from * (69 sts).
• Round 73: *Sl1-k2tog-psso, yo, k19, yo, sl1-k2tog-psso, [yo] twice, ssk, [k2, yo, k1, yo] twice, k2tog, [yo] twice, [ssk] twice, k1, yo, sl1-k2tog-psso, k2tog, [yo] twice, ssk, k1, yo, sl1-k2tog-psso, [1/1 RC] 3 times, sl1-k2tog-psso, [yo] twice, k1, [k2tog, [yo] twice, ssk] twice, repeat from *.