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What comes next in the sequence: 3, 7, 13, 21, 31, ??

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What comes next in the sequence: 3, 7, 13, 21, 31, ??
posted Mar 1, 2018 by Chahat Sharma

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1 Answer

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Differences starts at 4 increasing by 2 every time ie.
3
3 + 4 = 7
7 + 6 = 13
13 + 8 = 21
21 + 10 = 31
31 + 12 = 43.

answer Mar 1, 2018 by Tejas Naik



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