Shown with a cast-on count of 4 stitches.  

• Rounds 1-3: K4.
• Round 4: *Yo, k1, repeat from * (8 sts).
• Rounds 5-7, 9-11, 13-15, 17-19, 21-23, 25-27, 29-31, 33-35, 37-39, 41-43, 45-47, 49-51, 53-55, 57-59, 61-63, 65-67, 69-71, 73-75, 77-79, and 81-83: Knit.
• Round 8: *Yo, k1, repeat from * (16 sts).
• Round 12: *K1, yo, k1, yo, k2, repeat from * (24 sts).
• Round 16: *K2tog, yo, k1, yo, k1, ssk, repeat from *.
• Round 20: *K2tog, yo, k1, yo, k3, repeat from * (28 sts).
• Round 24: *[K1, yo] 4 times, k1, k2tog, repeat from * (40 sts).
• Round 28: *K2tog, [k1, yo] 4 times, [k2tog] twice, repeat from * (44 sts).
• Rounds 32 and 36: *[K2tog] twice, [yo, k1] 3 times, yo, [ssk] twice, repeat from *.
• Round 40: *K2tog, [k1, yo] 6 times, k1, ssk, repeat from * (60 sts).
• Round 44: *[K2tog] twice, [k1, yo] 6 times, k1, [ssk] twice, repeat from * (68 sts).
• Rounds 48 and 52: *[K2tog] 3 times, [yo, k1] 5 times, yo, [ssk] 3 times, repeat from *.
• Round 56: *[K2tog] twice, [k1, yo] 8 times, k1, [ssk] twice, repeat from * (84 sts).
• Round 60: *[K2tog] 3 times, [k1, yo] 8 times, k1, [ssk] 3 times, repeat from * (92 sts).
• Rounds 64 and 68: *[K2tog] 4 times, [yo, k1] 7 times, yo, [ssk] 4 times, repeat from *.
• Round 72: *[K2tog] 3 times, [k1, yo] 10 times, k1, [ssk] 3 times, repeat from * (108 sts).
• Round 76: *[K2tog] 4 times, [k1, yo] 10 times, k1, [ssk] 4 times, repeat from * (116 sts).
• Round 80: *[K2tog] 5 times, [yo, k1] 9 times, yo, [ssk] 5 times, repeat from *.