Shown with a cast-on count of 67 stitches.  

• Rows 1, 3, 5, 7, 9, and 11 (WS): Purl.
• Row 2: Ssk, *[yo, ssk] twice, k3, [k2tog, yo] twice, sl2-k1-p2sso, yo, ssk, yo, 1-to-7 inc, yo, k2tog, yo, sl2-k1-p2sso, repeat from * to last 21 sts, [yo, ssk] twice, k3, [k2tog, yo] twice, sl2-k1-p2sso, yo, ssk, yo, 1-to-7 inc, yo, k2tog, yo, k2tog (multiple of 26 sts, plus 27).
• Row 4: Ssk, *[yo, ssk] twice, k1, [k2tog, yo] twice, sl2-k1-p2sso, yo, ssk, yo, k1, p5, k1, yo, k2tog, yo, sl2-k1-p2sso, repeat from * to last 25 sts, [yo, ssk] twice, k1, [k2tog, yo] twice, sl2-k1-p2sso, yo, ssk, yo, k1, p5, k1, yo, k2tog, yo, k2tog (multiple of 24 sts, plus 25).
• Row 6: Ssk, *yo, ssk, yo, sl1-k2tog-psso, yo, k2tog, yo, sl2-k1-p2sso, yo, ssk, yo, k1, p5, k1, yo, k2tog, yo, sl2-k1-p2sso, repeat from * to last 23 sts, yo, ssk, yo, sl1-k2tog-psso, yo, k2tog, yo, sl2-k1-p2sso, yo, ssk, yo, k1, p5, k1, yo, k2tog, yo, k2tog (multiple of 22 sts, plus 23).
• Row 8: Ssk, *yo, ssk, yo, 1-to-7 inc, yo, k2tog, yo, sl2-k1-p2sso, [yo, ssk] twice, k3, [k2tog, yo] twice, sl2-k1-p2sso, repeat from * to last 21 sts, yo, ssk, yo, 1-to-7 inc, yo, k2tog, yo, sl2-k1-p2sso, [yo, ssk] twice, k3, [k2tog, yo] twice, k2tog (multiple of 26 sts, plus 27).
• Row 10: Ssk, *yo, ssk, yo, k1, p5, k1, yo, k2tog, yo, sl2-k1-p2sso, [yo, ssk] twice, k1, [k2tog, yo] twice, sl2-k1-p2sso, repeat from * to last 25 sts, yo, ssk, yo, k1, p5, k1, yo, k2tog, yo, sl2-k1-p2sso, [yo, ssk] twice, k1, [k2tog, yo] twice, k2tog (multiple of 24 sts, plus 25).
• Row 12: Ssk, *yo, ssk, yo, k1, p5, k1, yo, k2tog, yo, sl2-k1-p2sso, yo, ssk, yo, sl1-k2tog-psso, yo, k2tog, yo, sl2-k1-p2sso, repeat from * to last 23 sts, yo, ssk, yo, k1, p5, k1, yo, k2tog, yo, sl2-k1-p2sso, yo, ssk, yo, sl1-k2tog-psso, yo, k2tog, yo, k2tog (multiple of 22 sts, plus 23).