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1,3,5,12,22,69,204,? |
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Answer» Answer: 820Step-by-step explanation: 1×2+1=3 3×2-1=5 5×2+2=12 12×2-2=22 22×3+3=69 69×3-3=204 204×4+4=820 hope it will HELP you... |
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