Shown with a cast-on count of 20 stitches.  

• Row 1 (RS): K2tog, *yo, k1, 1-to-5 inc, k1, yo, k1, ssk, k2tog, k1, repeat from *, yo (multiple of 13 sts, plus 2).
• Row 2: P2, *p5, p5tog, p3, repeat from * (multiple of 9 sts, plus 2).
• Row 3: K2, *k2tog, [k1, yo] twice, k1, ssk, k2, repeat from *.
• Rows 4 and 8: Purl.
• Row 5: K1, *k2tog, k1, yo, k1, 1-to-5 inc, k1, yo, k1, ssk, repeat from * to last st, k1 (multiple of 13 sts, plus 2).
• Row 6: P2, *p3, p5tog, p5, repeat from * (multiple of 9 sts, plus 2).
• Row 7: K2tog, *[k1, yo] twice, k1, ssk, k2, k2tog, repeat from *, yo.