Shown with a cast-on count of 13 stitches.  

• Row 1 (RS): P3, k8, p2.
• Row 2: Ssk, yo wrapping yarn twice, p8, yo, sl1-k2tog-psso (12 sts).
• Row 3: Kfb, k10, p1 (13 sts).
• Row 4: Sl1 wyif, k1, yo wrapping yarn twice, p2tog, p4, p2tog, yo, k3.
• Row 5: Kfb, p3, k6, p3 (14 sts).
• Row 6: Sl1 wyif, k2, yo wrapping yarn twice, p2tog, p2, p2tog, yo, k5.
• Row 7: Kfb, p5, k4, p4 (15 sts).
• Row 8: Sl1 wyif, k3, yo wrapping yarn twice, [p2tog] twice, yo, k1, k2tog, [yo] twice, k2tog, k2.
• Row 9: Sl1 wyif, p2, k1, p1, p3, k2, p5.
• Row 10: Sl1 wyif, k1, k2tog, yo wrapping yarn twice, p4, yo, k2tog, k3, k2tog (14 sts).
• Row 11: Sl1 wyif, p4, k6, p3.
• Row 12: Sl1 wyif, k2tog, yo wrapping yarn twice, p6, yo, k2tog, k1, k2tog (13 sts).