What is the next number in the following series?(adsbygoogle = window.adsbygoogle || []).push({});

2, 3, 4, 9, 6, 12, 8, 15, 16, 18, 12, 28, 14, 24, 24, 25...

(and can you prove that there would be an infinite number of contiguous pairs thereabouts?)

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# Next number

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