Multiple choice general knowledge math & puzzles What comes next in this sequence Oe o ee ou ie i ee ei ie e? oie eee stu i Reveal answer Fill a bubble to check yourself B Correct answer Explanation This sequence represents the vowels in the English names of the numbers: One (Oe), Two (o), Three (ee), Four (ou), Five (ie), Six (i), Seven (ee), Eight (ei), Nine (ie), Ten (e). Eleven is 'eee'.