Brain Teasers
The Missing Link 2
The following number chain is missing a link. You must discover the algorithm to determine the missing link.
3, 6, 12, 42, 48, 168, 1722, ?, 4908, 16188, 176322
3, 6, 12, 42, 48, 168, 1722, ?, 4908, 16188, 176322
Answer
The missing link is 4542. Each new link in the chain is the result of reversing the order of the digits of the previous link, then multiplying by 2 (1722 reversed is 2271, multiplying by 2 results in 4542).Hide Answer Show Answer
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