Shown with a cast-on count of 8 stitches.  

• Round 1: K8.
• Round 2: K1, pfb, kfb, pfb, kfb, pfb, kfb, pfb (15 sts).
• Round 3: K1, k2, kfb, k1, kfb, k1, kfb, k1, kfb, k1, kfb, k1, kfb, k1 (21 sts).
• Round 4: K1, p2, k3, pfb, p2, kfb, k2, pfb, p2, kfb, k2, pfb, p2 (26 sts).
• Round 5: K1, k2, k3, k4, kfb, k3, kfb, k3, kfb, k3, kfb, k3 (30 sts).
• Round 6: K1, p2, k3, p4, k5, pfb, p4, kfb, k4, pfb, p4 (33 sts).
• Round 7: K1, k2, k3, k4, k5, k6, kfb, k5, kfb, k5 (35 sts).
• Round 8: K1, p2, k3, p4, k5, p6, k7, pfb, p6 (36 sts).
• Rounds 9, 11, 13, and 15: Knit.
• Rounds 10, 12, and 14: K1, p2, k3, p4, k5, p6, k7, p8.