Shown with a cast-on count of 35 stitches.  

• Row 1 (RS): Sl1 wyib, k5, *1-to-5 inc, k10, repeat from * to last 7 sts, 1-to-5 inc, k6 (multiple of 15 sts, plus 17).
• Rows 2 and 6: Sl1 wyif, *p2tog, p11, p2tog, repeat from * to last st, k1 (multiple of 13 sts, plus 2).
• Rows 3 and 7: Sl1 wyib, *k2tog, k9, k2tog, repeat from * to last st, k1 (multiple of 11 sts, plus 2).
• Row 4: Sl1 wyif, *p2tog, [yo, p1] 7 times, yo, p2tog, repeat from * to last st, k1 (multiple of 17 sts, plus 2).
• Row 5: Sl1 wyib, *k2tog, k13, k2tog, repeat from * to last st, k1 (multiple of 15 sts, plus 2).
• Rows 8, 10, and 12: Sl1 wyib, knit.
• Rows 9 and 11: Knit.
• Repeat rows 1-8.