Shown with a cast-on count of 31 stitches.  

• Round 1: K6, p6, k3, p1, k3, p6, k6.
• Round 2: K6, p2tog, p4, k7, p4, p2tog, k6 (29 sts).
• Rounds 3 and 5: K6, p5, k3, p1, k3, p5, k6.
• Round 4: K6, p5, k7, p5, k6.
• Round 6: K6, p2tog, p3, k7, p3, p2tog, k6 (27 sts).
• Round 7: K6, p4, k3, p1, k3, p4, k6.
• Round 8: K6, p4, k7, p4, k6.
• Round 9: K6, p2tog, p2, k3, p1, k3, p2, p2tog, k6 (25 sts).
• Round 10: K6, p3, k7, p3, k6.
• Round 11: K6, p3, k3, p1, k3, p3, k6.
• Round 12: K6, p2tog, p1, k7, p1, p2tog, k6 (23 sts).
• Round 13: K6, p2, k3, p1, k3, p2, k6.
• Round 14: K6, p2tog, k7, p2tog, k6 (21 sts).
• Round 15: K6, p1, k3, p1, k3, p1, k6.
• Round 16: K5, ssk, k7, k2tog, k5 (19 sts).
• Round 17: K9, p1, k9.
• Round 18: K5, ssk, k5, k2tog, k5 (17 sts).
• Round 19: K8, p1, k8.
• Round 20: K5, ssk, k3, k2tog, k5 (15 sts).
• Round 21: K1, k2tog, k4, p1, k4, ssk, k1 (13 sts).
• Round 22: K2, ssk, k5, k2tog, k2 (11 sts).