Shown with a cast-on count of 38 stitches.  

• Round 1: K6, yo, sl2-k1-p2sso, yo, *k9, yo, sl2-k1-p2sso, yo, repeat from * to last 5 sts, k5.
• Rounds 2, 4, 6, 8, 10, 12, 14, and 16: Knit.
• Round 3: K1, (k1, yo, k1) in next st, sl1-k2tog-psso, k3, *k3tog, 3-to-9 gather, sl1-k2tog-psso, k3, repeat from * to last 6 sts, k3tog, (k1, yo, k1) in next st, k2 (multiple of 14 sts, plus 14).
• Round 5: K2, yo, k2, ssk, k1, k2tog, *k3, yo, k3, yo, k3, ssk, k1, k2tog, repeat from * to last 5 sts, k2, yo, k3.
• Round 7: K2, yo, k1, yo, k2tog, sl2-k1-p2sso, *sl1-k2tog-psso, yo, k1, yo, k3, yo, k1, yo, k3tog, sl2-k1-p2sso, repeat from * to last 6 sts, ssk, yo, k1, yo, k3 (multiple of 12 sts, plus 14).
• Round 9: K7, *k4, yo, sl2-k1-p2sso, yo, k5, repeat from * to last 7 sts, k7.
• Round 11: Ssk, k1, k2tog, 3-to-9 gather, *sl1-k2tog-psso, k3, k3tog, 3-to-9 gather, repeat from * to last 6 sts, sl1-k2tog-psso, k1, k2tog (multiple of 14 sts, plus 15).
• Round 13: K1, k2tog, k3, yo, k3, *yo, k3, ssk, k1, k2tog, k3, yo, k3, repeat from * to last 6 sts, yo, k3, ssk, k1.
• Round 15: K2, sl1-k2tog-psso, yo, k1, yo, k3, *yo, k1, yo, k3tog, sl2-k1-p2sso, sl1-k2tog-psso, yo, k1, yo, k3, repeat from * to last 6 sts, yo, k1, yo, k3tog, k2tog (multiple of 12 sts, plus 14).