Brain Teasers
2, 5, 12, 31, 86....
Series
Series teasers are where you try to complete the sequence of a series of letters, numbers or objects.Series
What's the next number in this sequence?
2, 5, 12, 31, 86....
246
249
252
255
258
2, 5, 12, 31, 86....
246
249
252
255
258
Hint
Three is a magic number!Answer
The answer is 249.3^0 + 1 = 2
3^1 + 2 = 5
3^2 + 3 = 12
3^3 + 4 = 31
3^4 + 5 = 86
3^5 + 6 = 249
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