(Note: In all chain stitches, work behind the vertical bar.)
Step 1: Start with 35 ch, then from 2nd st of hook: 14 sc, (2 sc in next st)*2 times, 2 sc, (2 sc in next st)*2 times, 14 sc.
Step 2: Turn, 1 ch, 15 sc, (2 sc in next st)*2 times, 4 sc, (2 sc in next st)*2 times, 15 sc.
Step 3: Turn, 1 ch, 16 sc, (2 sc in next st)*2 times, 2 sc, (2 sc in next st)*2 times, 2 sc, (2 sc in next st)*2 times, 16 sc.