Shown with a cast-on count of 35 stitches.  

• Row 1 (RS): Sl1 wyif, p2, ssk, yo, sl1-k2tog-psso, yo, k1, yo, ssk, k7, k2tog, yo, k1, yo, sl1-k2tog-psso, yo, k2tog, p2, ssk, [yo] twice, k2tog, k1, yo, k2 tbl (34 sts).
• Rows 2 and 14: P6, k1, purl.
• Row 3: Sl1 wyif, p2, ssk, yo, k1 tbl, yo, k3, yo, ssk, k5, k2tog, yo, k3, yo, k1 tbl, yo, k2tog, p2, ssk, [yo] twice, k2tog, k2, yo, k2 tbl (37 sts).
• Rows 4 and 12: P7, k1, purl.
• Row 5: Sl1 wyif, p2, k1 tbl, [yo, sl1-k2tog-psso] twice, yo, k1, yo, ssk, k3, k2tog, yo, k1, [yo, sl1-k2tog-psso] twice, yo, k1 tbl, p2, ssk, [yo] twice, k2tog, k3, yo, k2 tbl (36 sts).
• Rows 6 and 10: P8, k1, purl.
• Row 7: Sl1 wyif, p2, [k1 tbl, yo, k3, yo] twice, ssk, k1, k2tog, [yo, k3, yo, k1 tbl] twice, p2, ssk, [yo] twice, k2tog, k1, yo, ssk, k1, yo, k2 tbl (43 sts).
• Row 8: P9, k1, purl.
• Row 9: Sl1 wyif, p2, ssk, [yo, sl1-k2tog-psso] 3 times, yo, k1 tbl, yo, sl1-k2tog-psso, yo, k1 tbl, [yo, sl1-k2tog-psso] 3 times, yo, k2tog, p2, ssk, [yo] twice, k2tog, k2, k2tog, yo, k2tog, k1 tbl (36 sts).
• Row 11: Sl1 wyif, p2, ssk, yo, k1 tbl, yo, k2, k2tog, yo, k3, (k1, p1, k1) in next st, k3, yo, ssk, k2, yo, k1 tbl, yo, k2tog, p2, ssk, [yo] twice, k2tog, k1, k2tog, yo, k2tog, k1 tbl (39 sts).
• Row 13: Sl1 wyif, p2, k1 tbl, [yo, sl1-k2tog-psso] twice, yo, k2tog, k3, (k1, p1, k1) in next st, k3, ssk, yo, [sl1-k2tog-psso, yo] twice, k1 tbl, p2, ssk, [yo] twice, [k2tog] twice, yo, k2tog, k1 tbl (36 sts).
• Row 15: Sl1 wyif, p2, k1 tbl, yo, k2, k2tog, yo, k2tog, k9, ssk, yo, ssk, k2, yo, k1 tbl, p2, ssk, [yo] twice, k3tog, yo, k2tog, k1 tbl (35 sts).
• Row 16: P5, k1, purl.