Shown with a cast-on count of 25 stitches.  

• Row 1 (RS): (K1, p1) in next st, sl2-k1-p2sso, yo, *k1, yo, sl2-k1-p2sso, (k1, yo, k1) in next st, sl2-k1-p2sso, yo, repeat from * to last 5 sts, k1, yo, sl2-k1-p2sso, (k1, p1) in next st.
• Rows 2, 4, 6, 8, 10, and 12: Purl.
• Row 3: K1, yo, k2tog, yo, *sl2-k1-p2sso, yo, ssk, yo, k1, yo, k2tog, yo, repeat from * to last 6 sts, sl2-k1-p2sso, yo, ssk, yo, k1.
• Row 5: Ssk, yo, ssk, *(k1, yo, k1) in next st, k2tog, yo, sl2-k1-p2sso, yo, ssk, repeat from * to last 5 sts, (k1, yo, k1) in next st, k2tog, yo, k2tog.
• Row 7: K1, yo, sl2-k1-p2sso, *(k1, yo, k1) in next st, sl2-k1-p2sso, yo, k1, yo, sl2-k1-p2sso, repeat from * to last 5 sts, (k1, yo, k1) in next st, sl2-k1-p2sso, yo, k1.
• Row 9: [Ssk, yo] twice, *k1, yo, k2tog, yo, sl2-k1-p2sso, yo, ssk, yo, repeat from * to last 5 sts, k1, [yo, k2tog] twice.
• Row 11: (K1, p1) in next st, k2tog, yo, *sl2-k1-p2sso, yo, ssk, (k1, yo, k1) in next st, k2tog, yo, repeat from * to last 6 sts, sl2-k1-p2sso, yo, ssk, (k1, p1) in next st.