Shown with a cast-on count of 22 stitches.  

• Row 1 (RS): *K1, yo, ssk, k5, k2tog, yo, k1, repeat from *.
• Row 2: *P1, kfb, p7, kfb, p1, repeat from * (multiple of 13 sts).
• Row 3: *K4, ssk, k1, k2tog, k4, repeat from * (multiple of 11 sts).
• Rows 4, 8, and 12: Purl.
• Row 5: *K2, yo, ssk, k3, k2tog, yo, k2, repeat from *.
• Row 6: *P2, kfb, p5, kfb, p2, repeat from * (multiple of 13 sts).
• Row 7: *K3, ssk, k3, k2tog, k3, repeat from * (multiple of 11 sts).
• Row 9: *K4, yo, ssk, k2tog, yo, k3, repeat from *.
• Row 10: *P3, kfb, p2, kfb, p4, repeat from * (multiple of 13 sts).
• Row 11: *K5, k2tog, ssk, k4, repeat from * (multiple of 11 sts).