Shown with a cast-on count of 39 stitches.  

• Rows 1, 3, 5, 7, 9, and 11 (WS): Purl.
• Row 2: K2, *k1, [k2tog, yo] twice, k1, [yo, ssk] twice, k2, repeat from * to last st, k1.
• Row 4: K2, *[k2tog, yo] twice, k3, [yo, ssk] twice, k1, repeat from * to last st, k1.
• Row 6: K1, k2tog, *yo, k2tog, yo, k5, yo, ssk, yo, k3tog, repeat from * to last 12 sts, yo, k2tog, yo, k5, yo, ssk, yo, ssk, k1.
• Row 8: K2, *[yo, ssk] twice, k3, [k2tog, yo] twice, k1, repeat from * to last st, k1.
• Row 10: K2, *k1, [yo, ssk] twice, k1, [k2tog, yo] twice, k2, repeat from * to last st, k1.
• Row 12: K2, *k2, yo, ssk, yo, k3tog, yo, k2tog, yo, k3, repeat from * to last st, k1.