Shown with a cast-on count of 27 stitches.  

• Round 1: K1, *k2, yo, ssk, k5, k2tog, yo, k1, repeat from * to last 2 sts, k2.
• Round 2: K1, *k4, p5, k3, repeat from * to last 2 sts, k2.
• Round 3: K1, *k3, yo, ssk, k3, k2tog, yo, k2, repeat from * to last 2 sts, k2.
• Round 4: K1, *k5, p3, k4, repeat from * to last 2 sts, k2.
• Round 5: K1, *k4, yo, ssk, k1, k2tog, yo, k3, repeat from * to last 2 sts, k2.
• Round 6: K1, *k6, p1, k5, repeat from * to last 2 sts, k2.
• Round 7: K1, *k3, k2tog, yo, k3, yo, ssk, k2, repeat from * to last 2 sts, k2.
• Round 8: P1, *p3, k7, p2, repeat from * to last 2 sts, p2.
• Round 9: K1, *k2, k2tog, yo, k5, yo, ssk, k1, repeat from * to last 2 sts, k2.
• Round 10: P1, *p2, k9, p1, repeat from * to last 2 sts, p2.
• Round 11: K1, *k1, k2tog, yo, k7, yo, ssk, repeat from * to last 2 sts, k2.
• Round 12: P1, *p1, k11, repeat from * to last 2 sts, p2.