Shown with a cast-on count of 8 stitches.  

• Row 1 (RS): [Yo, k2tog] twice, k1, [yo] twice, k3 (10 sts).
• Rows 2, 6, 10, 14, and 18: Yo, k2tog, k1, *k1, yo, k2tog, repeat from * to last 4 sts, k1, yo, k2tog, k1.
• Rows 3, 7, and 19: [Yo, k2tog] twice, knit.
• Rows 4, 8, and 12: Yo, k2tog, knit to last 3 sts, yo, k2tog, k1.
• Row 5: [Yo, k2tog] twice, k1, [yo] twice, k2tog, [yo] twice, k3 (13 sts).
• Row 9: [Yo, k2tog] twice, k1, *[yo] twice, k2tog, repeat from * to last 2 sts, k2 (16 sts).
• Row 11: [Yo, k2tog] twice, knit to last 4 sts, k2tog, k2 (15 sts).
• Row 13: [Yo, k2tog] twice, k1, *[yo] twice, k2tog, repeat from * to last 2 sts, k2 (19 sts).
• Row 15: [Yo, k2tog] twice, knit to last 4 sts, k2tog, k2 (18 sts).
• Row 16: Yo, [k2tog] twice, knit to last 3 sts, yo, k2tog, k1 (17 sts).
• Row 17: [Yo, k2tog] twice, k1, *[yo] twice, k2tog, repeat from * to last 2 sts, k2 (22 sts).
• Row 20: BO 14 sts, knit to last 3 sts, yo, k2tog, k1 (8 sts).