Shown with a cast-on count of 23 stitches.  

• Rows 1, 3, 5, 7, 9, 11, 13, and 15 (WS): Purl.
• Rows 2 and 10: K2, *yo, ssk, k1, yo, ssk, k1, repeat from * to last 3 sts, yo, ssk, k1.
• Row 4: K3, *k2tog, yo, k1, yo, ssk, k1, repeat from * to last 2 sts, k2.
• Row 6: K2, k2tog, *yo, sl2-k1-p2sso, yo, sl1-k2tog-psso, repeat from * to last 7 sts, yo, sl2-k1-p2sso, yo, ssk, k2 (multiple of 4 sts, plus 9).
• Row 8: K3, *k1, yo, k1, yo, k2, repeat from * to last 2 sts, k2 (multiple of 6 sts, plus 5).
• Row 12: *K2tog, yo, k1, yo, ssk, k1, repeat from * to last 5 sts, k2tog, yo, k1, yo, ssk.
• Row 14: K1, *yo, sl2-k1-p2sso, yo, sl1-k2tog-psso, repeat from * to last 4 sts, yo, sl2-k1-p2sso, yo, k1 (multiple of 4 sts, plus 5).
• Row 16: K2, *k1, yo, k3, yo, repeat from * to last 3 sts, k3 (multiple of 6 sts, plus 5).