Shown with a cast-on count of 25 stitches.  

• Rows 1 and 11 (RS): K1, *k1, k2tog, yo, k1, yo, ssk, k2, repeat from *.
• Rows 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, and 26: Purl.
• Rows 3, 7, 13, and 17: K1, *k2tog, yo, k3, yo, ssk, k1, repeat from *.
• Rows 5 and 15: [K2tog, yo] twice, *k1, yo, ssk, yo, sl2-k1-p2sso, yo, k2tog, yo, repeat from * to last 5 sts, k1, [yo, ssk] twice.
• Rows 9 and 19: K2tog, yo, *k5, yo, sl2-k1-p2sso, yo, repeat from * to last 7 sts, k5, yo, ssk.
• Rows 21, 23, and 25: K1, *yo, k1, ssk, k1, k2tog, k1, yo, k1, repeat from *.