Shown with a cast-on count of 59 stitches.  

• Row 1 (RS): Purl.
• Rows 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, and 22: K2, purl to last 2 sts, k2.
• Row 3: K3, k2tog, yo, k3, *k2, sl2-k1-p2sso, k5, yo, ssk, yo, k1, yo, k2tog, yo, k3, repeat from * to last 15 sts, k2, sl2-k1-p2sso, k5, yo, ssk, k3 (multiple of 18 sts, plus 21).
• Row 5: K3, k2tog, yo, k2, *k2, sl2-k1-p2sso, k4, yo, ssk, yo, k1, p1, k1, yo, k2tog, yo, k2, repeat from * to last 14 sts, k2, sl2-k1-p2sso, k4, yo, ssk, k3 (multiple of 18 sts, plus 19).
• Row 7: K3, k2tog, yo, k1, *k2, sl2-k1-p2sso, k3, yo, ssk, yo, k1, p3, k1, yo, k2tog, yo, k1, repeat from * to last 13 sts, k2, sl2-k1-p2sso, k3, yo, ssk, k3 (multiple of 18 sts, plus 17).
• Row 9: K3, k2tog, yo, *k2, sl2-k1-p2sso, k2, yo, ssk, yo, k7, yo, k2tog, yo, repeat from * to last 12 sts, k2, sl2-k1-p2sso, k2, yo, ssk, k3 (multiple of 18 sts, plus 15).
• Row 11: K5, *yo, k1, sl2-k1-p2sso, k1, yo, k6, ssk, k5, repeat from * to last 10 sts, yo, k1, sl2-k1-p2sso, k1, yo, k5 (multiple of 17 sts, plus 15).
• Row 13: K1, k4, *k1, yo, sl2-k1-p2sso, yo, k6, k2tog, k5, repeat from * to last 10 sts, k1, yo, sl2-k1-p2sso, yo, k3, k3 (multiple of 16 sts, plus 15).
• Row 15: K4, *k2, sl2-k1-p2sso, k4, ssk, yo, k1, yo, k2tog, k2, repeat from * to last 11 sts, k2, sl2-k1-p2sso, k6 (multiple of 14 sts, plus 13).
• Row 17: K1, ssk, k2, *k6, k1, yo, sl2-k1-p2sso, yo, k4, repeat from * to last 8 sts, k4, k1, k2tog, k1 (multiple of 14 sts, plus 11).
• Row 19: K1, k5, *k4, ssk, yo, k1, yo, k2tog, k1, k4, repeat from * to last 5 sts, k5.
• Rows 21 and 25: K1, ssk, knit to last 3 sts, k2tog, k1 (2 fewer sts).
• Row 23: Knit.
• Rows 24 and 26: Knit.