Shown with a cast-on count of 30 stitches.  

• Row 1 (RS): K1, yo, k1, ssk, k1, *k1, k2tog, k1, yo, k2, yo, k1, ssk, k1, repeat from * to last 5 sts, k1, k2tog, k1, yo, k1.
• Rows 2, 6, 10, 12, 14, and 20: Purl.
• Row 3: K2, [yo] twice, sl2-k1-p2sso, *sl2-k1-p2sso, [yo] twice, k4, [yo] twice, sl2-k1-p2sso, repeat from * to last 5 sts, sl2-k1-p2sso, [yo] twice, k2.
• Row 4: P2, k1, p2, *p1, k1, p5, k1, p2, repeat from * to last 5 sts, p1, k1, p3.
• Row 5: K1, ssk, k1, yo, *1/1 RC, yo, k1, k2tog, k2, ssk, k1, yo, repeat from * to last 6 sts, 1/1 RC, yo, k1, k2tog, k1.
• Row 7: Sl2-k1-p2sso, [yo] twice, k2, *k2, [yo] twice, [sl2-k1-p2sso] twice, [yo] twice, k2, repeat from * to last 5 sts, k2, [yo] twice, sl2-k1-p2sso.
• Row 8: P1, k1, p3, *p2, k1, p1, 1/1 LC, k1, p3, repeat from * to last 5 sts, p2, k1, p2.
• Row 9: K1, yo, k1, k2tog, k1, *k1, ssk, k1, yo, k2, yo, k1, k2tog, k1, repeat from * to last 5 sts, k1, ssk, k1, yo, k1.
• Row 11: 1/1 LC, k1, yo, ssk, *k2tog, yo, k1, 1/1 RC, 1/1 LC, k1, yo, ssk, repeat from * to last 5 sts, k2tog, yo, k1, 1/1 RC.
• Row 13: 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.
• Row 15: K2, yo, sl1-k2tog-psso, *[yo] twice, k3tog, yo, k4, yo, sl1-k2tog-psso, repeat from * to last 5 sts, [yo] twice, k3tog, yo, k2.
• Row 16: P4, k1, p1, *p8, k1, p1, repeat from * to last 4 sts, p4.
• Row 17: Yo, ssk, k1, ssk, *[yo] twice, k2tog, k1, k2tog, [yo] twice, ssk, k1, ssk, repeat from * to last 5 sts, [yo] twice, k2tog, k1, k2tog, yo.
• Row 18: P4, k1, p1, *p3, k1, p4, k1, p1, repeat from * to last 4 sts, p4.
• Row 19: K1, yo, ssk, k2, *k2, k2tog, yo, k2, yo, ssk, k2, repeat from * to last 5 sts, k2, k2tog, yo, k1.