Shown with a cast-on count of 1 stitch.  

• Round 1: K1.
• Round 2: K1, yo (2 sts).
• Round 3: K2.
• Round 4: K2, yo (3 sts).
• Rounds 5, 7, 9, 11, 13, 15, 17, 19, 21, 23, 25, and 27: Knit.
• Round 6: K2tog, yo, k1, yo (4 sts).
• Round 8: K1, k2tog, yo, k1, yo (5 sts).
• Round 10: K2tog, yo, k2tog, yo, k1, yo (6 sts).
• Round 12: K1, k2tog, yo, k2tog, yo, k1, yo (7 sts).
• Round 14: [K2tog, yo] 3 times, k1, yo (8 sts).
• Round 16: K1, [k2tog, yo] 3 times, k1, yo (9 sts).
• Round 18: [K2tog, yo] 4 times, k1, yo (10 sts).
• Round 20: K1, [k2tog, yo] 4 times, k1, yo (11 sts).
• Round 22: [K2tog, yo] 5 times, k1, yo (12 sts).
• Round 24: K1, [k2tog, yo] 5 times, k1, yo (13 sts).
• Round 26: [K2tog, yo] 6 times, k1, yo (14 sts).