Shown with a cast-on count of 30 stitches.  

• Row 1 (RS): K1, k2tog, yo, ssk, yo, *yo, k2tog, yo, ssk, k2, k2tog, yo, ssk, yo, repeat from * to last 5 sts, yo, k2tog, yo, ssk, k1.
• Rows 2, 16, and 22: P4, k1, *p9, k1, repeat from * to last 5 sts, p5.
• Row 3: Yo, k2tog, k1, 1/1 LC, *1/1 RC, k1, ssk, [yo] twice, k2tog, k1, 1/1 LC, repeat from * to last 5 sts, 1/1 RC, k1, ssk, yo.
• Rows 4 and 18: P5, *p4, k1, p5, repeat from * to last 5 sts, p5.
• Row 5: K1, yo, ssk, k1, *1/1 RC, k1, k2tog, yo, k2, yo, ssk, k1, repeat from * to last 6 sts, 1/1 RC, k1, k2tog, yo, k1.
• Rows 6, 10, 12, and 20: Purl.
• Row 7: Ssk, [yo] twice, ssk, k1, *k1, k2tog, [yo] twice, k2tog, ssk, [yo] twice, ssk, k1, repeat from * to last 5 sts, k1, k2tog, [yo] twice, k2tog.
• Row 8: P1, k1, p3, *p2, [k1, p3] twice, repeat from * to last 5 sts, p2, k1, p2.
• Row 9: K3, yo, ssk, *k2tog, yo, k6, yo, ssk, repeat from * to last 5 sts, k2tog, yo, k3.
• Row 11: K4, *[1/1 RC, k3] twice, repeat from * to last 6 sts, 1/1 RC, k4.
• Row 13: Ssk, [yo] twice, ssk, *1/1 RC, k2tog, [yo] twice, k2tog, ssk, [yo] twice, ssk, repeat from * to last 6 sts, 1/1 RC, k2tog, [yo] twice, k2tog.
• Row 14: P1, k1, p3, *p2, k1, p7, repeat from * to last 5 sts, p2, k1, p2.
• Row 15: Ssk, yo, k1, k2tog, yo, *yo, ssk, k1, yo, k2tog, ssk, yo, k1, k2tog, yo, repeat from * to last 5 sts, yo, ssk, k1, yo, k2tog.
• Row 17: Yo, k1, k3tog, yo, k1, *k1, yo, sl1-k2tog-psso, k1, [yo] twice, k1, k3tog, yo, k1, repeat from * to last 5 sts, k1, yo, sl1-k2tog-psso, k1, yo.
• Row 19: K1, [yo, k2tog] twice, *[ssk, yo] twice, k2, [yo, k2tog] twice, repeat from * to last 5 sts, [ssk, yo] twice, k1.
• Row 21: K3, k2tog, yo, *yo, ssk, k6, k2tog, yo, repeat from * to last 5 sts, yo, ssk, k3.