Shown with a cast-on count of 13 stitches.  

• Row 1 (RS): *K3, k3tog, repeat from * to last st, k1 (multiple of 4 sts, plus 1).
• Rows 2, 6, and 10: Purl.
• Rows 3, 7, and 11: Knit.
• Row 4: P1, *yo, p1, yo, p3, repeat from * (multiple of 6 sts, plus 1).
• Row 5: *K2, k3tog, k1, repeat from * to last st, k1 (multiple of 4 sts, plus 1).
• Row 8: P1, *p1, yo, p1, yo, p2, repeat from * (multiple of 6 sts, plus 1).
• Row 9: *K1, k3tog, k2, repeat from * to last st, k1 (multiple of 4 sts, plus 1).
• Row 12: P1, *p2, [yo, p1] twice, repeat from * (multiple of 6 sts, plus 1).