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These problems deal with sequences of numbers. Can you spot what the sequences' rules are?
Given a strictly increasing sequence of seven positive integers such that:

a. Each number (excluding the first) is a multiple of the one before it.
b. The sum of all seven numbers is 559.
c. Neither 0 nor 8 are used in any of the 7 numbers.

What is the last number in the sequence?

(No Solution Yet, 1 Comments) Submitted on 2015-03-05 by Ady TZIDON   
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