Shown with a cast-on count of 26 stitches.  

• Row 1 (RS): *K3, [yo, k1] twice, sl2 wyif, k1, sl2 wyif, [k1, yo] twice, repeat from * to last 2 sts, k2 (multiple of 16 sts, plus 2).
• Rows 2, 4, 6, 8, 10, and 12: Purl.
• Row 3: *K3, k3tog, [k1, sl2 wyif] twice, k1, k3tog, repeat from * to last 2 sts, k2 (multiple of 12 sts, plus 2).
• Rows 5 and 9: *K5, yo, ssk, k1, k2tog, yo, k2, repeat from * to last 2 sts, k2.
• Row 7: K1, *k1, k2tog, yo, k2, yo, k3tog, yo, k2, yo, ssk, repeat from * to last st, k1.
• Row 11: K1, *k2, ssk, yo, k5, yo, k2tog, k1, repeat from * to last st, k1.