Shown with a cast-on count of 8 stitches.  

• Row 1 (RS): K3, *(k1, yo, k1) in next st, repeat from * to last 3 sts, k3 (multiple of 3 sts, plus 6).
• Rows 2, 4, 6, 8, and 10: Purl.
• Row 3: K3, *k1, (k1, yo, k1) in next st, k1, repeat from * to last 3 sts, k3 (multiple of 5 sts, plus 6).
• Row 5: K3, *k2, (k1, yo, k1) in next st, k2, repeat from * to last 3 sts, k3 (multiple of 7 sts, plus 6).
• Row 7: K3, *k2tog, k3, ssk, repeat from * to last 3 sts, k3 (multiple of 5 sts, plus 6).
• Row 9: K3, *k2tog, k1, ssk, repeat from * to last 3 sts, k3 (multiple of 3 sts, plus 6).
• Row 11: K3, *k3tog, repeat from * to last 3 sts, k3 (multiple of 1 st, plus 6).