- #1
nnnnnnnn
- 66
- 0
0, 3, 15, 42, 90, ...
What number comes next?
There's something interesting about these numbers (at least to me). <- that's not a clue its just that this isn't just some random series, there's more to it that is mathematical, not personal or a bus route...
What number comes next?
There's something interesting about these numbers (at least to me). <- that's not a clue its just that this isn't just some random series, there's more to it that is mathematical, not personal or a bus route...
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