Shown with a cast-on count of 37 stitches.  

• Rows 1, 3, and 5 (RS): K1, yo, k1, yo, [ssk] twice, k1, k2tog, yo, k1, yo, k1, yo, [ssk] twice, k1, k2tog, yo, k1, yo, k1, yo, [ssk] twice, k1, k2tog, yo, k1, yo, k1, yo, [ssk] twice, k1, k2tog, yo, k1.
• Rows 2, 4, 6, 8, 10, and 12: Purl.
• Rows 7 and 9: K1, yo, ssk, k1, k2tog, yo, k1, yo, ssk, k1, k2tog, yo, k1, yo, ssk, k1, k2tog, yo, k1, yo, ssk, k1, k2tog, yo, k1, yo, ssk, k1, k2tog, yo, k1, yo, ssk, k1, k2tog, yo, k1.
• Row 11: *K2, yo, k2tog, yo, ssk, repeat from * to last st, k1.