Shown with a cast-on count of 17 stitches.  

• Row 1 (RS): *K3, yo, sl1-k2-psso, yo, k2, repeat from * to last st, k1 (multiple of 9 sts, plus 1).
• Rows 2, 4, 6, and 8: Purl.
• Row 3: *K3, k2tog, yo, ssk, k2, repeat from * to last st, k1 (multiple of 8 sts, plus 1).
• Row 5: *K2, k2tog, yo, k1, yo, ssk, k1, repeat from * to last st, k1.
• Row 7: *K1, k2tog, yo, k3, yo, ssk, repeat from * to last st, k1.
• Repeat rows 1-8.