Series

Level 2

In the following number series, one of the numbers does not fit into the series. Find the wrong number.

1788, 892, 444, 220, 112, 52, 24

444 892 112 52 220

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2 solutions

Nikolas Кraj
May 20, 2019

Ehm, If there is a pattern like this that is wrong in the middle, should the next digits be false after the wrong digit?

E Koh
Sep 28, 2018

The pattern is as follows: 1788 = 892x2 + 4, 892 = 444x2 + 4, 444 = 220x2 + 4, 220 = 108x2 + 4, 108 = 52x2 + 4, 52 = 24x2 + 4. 112 should be replaced by 108.

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