Shown with a cast-on count of 24 stitches.  

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