Shown with a cast-on count of 75 stitches.  

• Row 1 (RS): K2tog, p2, k3, yo, k1, *yo, k3, p3, k2, ssk, yo, k2tog, k1, yo, sl2-k1-p2sso, yo, k1, ssk, yo, k2tog, k2, p3, k3, yo, k1, repeat from * to last 7 sts, yo, k3, p2, ssk.
• Rows 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32, 34, 36, 38, and 40: Purl.
• Row 3: K2tog, p1, k3, yo, k3, *yo, k3, p3, k2, ssk, yo, k2tog, k3, ssk, yo, k2tog, k2, p3, k3, yo, k3, repeat from * to last 6 sts, yo, k3, p1, ssk.
• Row 5: K2tog, k3, yo, k5, *yo, k3, p3, k2, ssk, yo, k2tog, k1, ssk, yo, k2tog, k2, p3, k3, yo, k5, repeat from * to last 5 sts, yo, k3, ssk.
• Row 7: K2tog, k2, yo, k2, k2tog, yo, k3, *yo, k3, p3, k2, ssk, yo, sl2-k1-p2sso, yo, k2tog, k2, p3, k3, yo, k2, k2tog, yo, k3, repeat from * to last 4 sts, yo, k2, ssk.
• Row 9: K2tog, k1, yo, k2, k2tog, yo, k1 tbl, yo, ssk, k2, *yo, k3, p3, k3, sl1-k2tog-psso, k3, p3, k3, yo, k2, k2tog, yo, k1 tbl, yo, ssk, k2, repeat from * to last 3 sts, yo, k1, ssk.
• Rows 11 and 19: K2, yo, [k2tog] twice, yo, k3, *yo, [ssk] twice, yo, k3, p3, 4/3 RC, p3, k3, yo, [k2tog] twice, yo, k3, repeat from * to last 6 sts, yo, [ssk] twice, yo, k2.
• Rows 13 and 17: K2, yo, k2tog, k2, yo, sl2-k1-p2sso, yo, k2, *ssk, yo, k3, p3, k7, p3, k3, yo, k2tog, k2, yo, sl2-k1-p2sso, yo, k2, repeat from * to last 4 sts, ssk, yo, k2.
• Row 15: K2, yo, [k2tog] twice, yo, k3, *yo, [ssk] twice, yo, k3, p3, k7, p3, k3, yo, [k2tog] twice, yo, k3, repeat from * to last 6 sts, yo, [ssk] twice, yo, k2.
• Row 21: K3, yo, k2tog, k1, yo, sl2-k1-p2sso, yo, k1, *ssk, yo, k2tog, k2, p3, k3, yo, k1, yo, k3, p3, k2, ssk, yo, k2tog, k1, yo, sl2-k1-p2sso, yo, k1, repeat from * to last 5 sts, ssk, yo, k3.
• Row 23: P1, k3, yo, k2tog, k3, *ssk, yo, k2tog, k2, p3, k3, yo, k3, yo, k3, p3, k2, ssk, yo, k2tog, k3, repeat from * to last 6 sts, ssk, yo, k3, p1.
• Row 25: P2, k3, yo, k2tog, k1, *ssk, yo, k2tog, k2, p3, k3, yo, k5, yo, k3, p3, k2, ssk, yo, k2tog, k1, repeat from * to last 7 sts, ssk, yo, k3, p2.
• Row 27: P3, k3, yo, sl2-k1-p2sso, yo, *k2tog, k2, p3, k3, yo, k2, k2tog, yo, k3, yo, k3, p3, k2, ssk, yo, sl2-k1-p2sso, yo, repeat from * to last 6 sts, k3, p3.
• Row 29: K1, p3, k3, ssk, *k3, p3, k3, yo, k2, k2tog, yo, k1 tbl, yo, ssk, k2, yo, k3, p3, k3, sl1-k2tog-psso, repeat from * to last 36 sts, k3, p3, k3, yo, k2, k2tog, yo, k1 tbl, yo, ssk, k2, yo, k3, p3, k3, k2tog, k3, p3, k1.
• Rows 31 and 39: K1, p3, *4/3 RC, p3, k3, yo, [k2tog] twice, yo, k3, yo, [ssk] twice, yo, k3, p3, repeat from * to last 11 sts, 4/3 RC, p3, k1.
• Rows 33 and 37: K1, p3, k7, *p3, k3, yo, k2tog, k2, yo, sl2-k1-p2sso, yo, k2, ssk, yo, k3, p3, k7, repeat from * to last 4 sts, p3, k1.
• Row 35: K1, p3, k7, *p3, k3, yo, [k2tog] twice, yo, k3, yo, [ssk] twice, yo, k3, p3, k7, repeat from * to last 4 sts, p3, k1.
• Repeat rows 1-40.