Shown with a cast-on count of 31 stitches.  

• Row 1 (RS): K2, yo, k1, [ssk, yo, k2] 6 times, ssk, yo, k2 (32 sts).
• Row 2: K2, p1, p3, yo, [p2tog, p2, yo] 6 times, p2tog.
• Row 3: K2, yo, k1, k1, [k2, ssk, yo] 6 times, k4 (33 sts).
• Row 4: K2, p2, p1, p2tog, yo, p1, [p1, p2tog, yo, p1] 6 times, p1.
• Row 5: K2, yo, k2, k1, [k1, yo, k2tog, k1] 6 times, k1, yo, k2tog, k1 (34 sts).
• Row 6: K2, p3, p1, p2tog, yo, p1, [p1, p2tog, yo, p1] 6 times, p1.
• Row 7: K2, yo, k3, k1, [ssk, yo, k2] 6 times, ssk, yo, k2 (35 sts).
• Row 8: K2, p4, p3, yo, [p2tog, p2, yo] 6 times, p2tog.
• Row 9: K2, yo, k4, k1, [k2, ssk, yo] 6 times, k4 (36 sts).
• Row 10: K2, p5, p1, p2tog, yo, p1, [p1, p2tog, yo, p1] 6 times, p1.
• Row 11: K2, yo, k5, k1, [k1, yo, k2tog, k1] 6 times, k1, yo, k2tog, k1 (37 sts).
• Row 12: K2, p6, p1, p2tog, yo, p1, [p1, p2tog, yo, p1] 6 times, p1.