Pattern help

Here it is. I am new and need help. This is what it says. Wavy stitch (multiple of13 sts + 4; 1-row repeat)
Setup row: beg in second ch from hook, sc in second ch and in next ch; skip 1 ch, sc in next 5 ch,* work 3 sc in next ch , sc in next 5 ch +, skip next 2 ch, sc in next 5 ch; repeat from * across, ending last rep at +, skip 1 ch; turn.