1. ◇ [衍生] [Numb3rs] Puppyhood
     2. ◇ [衍生] [Numb3rs+House] Mistake
     3. ◇ [衍生] [Numb3rs] Poincare conjecture
     4. ◇ [衍生] [Numb3rs] P/NP
     5. ◆ [衍生] [Numb3rs] Lost Children