Shown with a cast-on count of 12 stitches.  

• Rows 1, 5, and 9 (RS): K3, p1, k2tog, yo, p1, yo, ssk, p1, k2.
• Rows 2, 4, 6, 8, and 10: P2, k1, p2, k1, p2, k1, p3.
• Rows 3 and 7: K3, p1, yo, ssk, p1, k2tog, yo, p1, k2.
• Row 11: Sl2-k1-p2sso, k4, yo, k1, yo, k4.
• Rows 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32, 34, 36, 38, and 40: Purl.
• Row 13: Sl2-k1-p2sso, k3, yo, k3, yo, k3.
• Row 15: Sl2-k1-p2sso, k2, yo, k5, yo, k2.
• Row 17: Sl2-k1-p2sso, k1, yo, k7, yo, k1.
• Row 19: Sl2-k1-p2sso, yo, k9, yo.
• Rows 21, 25, and 29: P1, yo, ssk, p1, k5, p1, k2tog, yo.
• Rows 23 and 27: P1, k2tog, yo, p1, k5, p1, yo, ssk.
• Row 31: K1, yo, k4, sl2-k1-p2sso, k4, yo.
• Row 33: K2, yo, k3, sl2-k1-p2sso, k3, yo, k1.
• Row 35: K3, yo, k2, sl2-k1-p2sso, k2, yo, k2.
• Row 37: K4, yo, k1, sl2-k1-p2sso, k1, yo, k3.
• Row 39: K5, yo, sl2-k1-p2sso, yo, k4.