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What is the next number in series 6-12-21-3-30?

Updated: 8/20/2019
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10y ago

Best Answer

Using the position-to-value rule

Un = (17n4 - 190n3 + 721n2 - 1064n + 540)/4

the next number is 276.

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10y ago
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Q: What is the next number in series 6-12-21-3-30?
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