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Complete: 2,3,3,5,10,13,39,43,172,177,_

User Rob Bird
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1 Answer

6 votes
The answer is 885
Start with 2, add 1, multiply by 1, add 2, multiply by 2, etc. 2+1=3 3×1=3 3+2=5 5×2=10 10+3=13 13×3=39 39+4=43 43×4=172 172+5=177 The next step would be multiply 177 by 5
User Isomarcte
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