Sequence mania!
Calculus
Level
2
Find a next number of the sequence.
2, 6, 30, 260, ...
The answer is 3130.
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1 solution
2 = 1^1 + 1
6 = 2^2 + 2
30 = 3^3 + 3
260 = 4^4 + 4
so the next number is 5^5 + 5 = 3,130