Shown with a cast-on count of 1 stitch.  

• Row 1 (RS): Yo, 1-to-5 inc, yo (7 sts).
• Rows 2, 4, 6, 8, 10, 12, and 14: Purl.
• Row 3: Yo, k2tog, k3, ssk, yo.
• Row 5: Yo, k2tog, k1, (k1, yo, k1) in next st, k1, ssk, yo (9 sts).
• Row 7: Yo, k2tog, k2, yo, k1, yo, k2, ssk, yo (11 sts).
• Row 9: K1, yo, sl1-k2tog-psso, yo, sl1-k2tog-psso, yo, sl1-k2tog-psso, yo, k1 (9 sts).
• Row 11: K1, sl1-k2tog-psso, k1, sl1-k2tog-psso, k1 (5 sts).
• Row 13: K1, sl2-k1-p2sso, k1 (3 sts).
• Row 15: Sl2-k1-p2sso (1 st).