Shown with a cast-on count of 3 stitches.  

• Row 1 (RS): K1, yo, k1, yo, k1 (5 sts).
• Rows 2 and 4: Sl1 wyif, purl.
• Row 3: Sl1 wyib, yo, k3, yo, k1 (7 sts).
• Row 5: Sl1 wyib, yo, k5, yo, k1 (9 sts).
• Row 6: CO 1 st, purl, CO 1 st (11 sts).
• Row 7: Sl1 wyib, yo, p1, yo, k1, yo, k2tog, p1, ssk, yo, k1, yo, p1, yo, k1 (15 sts).
• Row 8: Sl1 wyif, p1, k1, p4, k1, p4, k1, p2.
• Row 9: Sl1 wyib, yo, k1, p1, k1, yo, k2tog, yo, k3tog, yo, ssk, yo, k1, p1, k1, yo, k1 (17 sts).
• Row 10: Sl1 wyif, p2, k1, purl to last 4 sts, k1, p3.
• Row 11: Sl1 wyib, yo, k2, p1, k2, yo, k1, [yo] twice, sl2-k1-p2sso, [yo] twice, k1, yo, k2, p1, k2, yo, k1 (23 sts).