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AMO 2027 Grades 6-7 SET 13 - Self-study Question 1

AMO · AMO 2027 Grades 6-7 SET 13 - Self-study

Question 1

Find the next term of the following sequence:
2, 12, 1112, 3112, 132112, ...

**Editorial note for this self-study exercise:** For this self-study exercise, use the source’s look-and-say rule: describe each consecutive run of equal digits in the previous term, from left to right. Enter the next term as a number.