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MathNet 2017-part-04 — 176 problems (EN–VI) Question 6

Math Olympiad Vault · MathNet 2017-part-04 — 176 problems (EN–VI)

Question 6

Let $a_1 \lt a_2 \lt \dots \lt a_{53}$ be positive integers such that the sum of any 27 integers is greater than the sum of the remaining 26 integers.

a) Find the minimum value of $a_1$.

b) Find all possible values of $a_2, \dots, a_{53}$, when $a_1$ is at the minimum value.