Shown with a cast-on count of 15 stitches.  

• Row 1 (RS): *K4, yo, sl1-k2tog-psso, yo, repeat from * to last st, k1.
• Row 2: *[P1, k1] twice, p3, repeat from * to last st, p1.
• Row 3: K1, *k2tog, yo, k1, yo, k2tog, k2, repeat from *.
• Rows 4 and 6: P1, *p2, k1, p1, k1, p2, repeat from *.
• Row 5: *K2, yo, sl1-k2tog-psso, yo, k2, repeat from * to last st, k1.
• Row 7: *K1, yo, [k2tog, k1] twice, yo, repeat from * to last st, k1.
• Row 8: P1, *k1, p4, k1, p1, repeat from *.