14Â Â Â Â 15Â Â Â Â Â 24Â Â Â Â Â Â 50Â Â Â Â Â Â 98Â Â Â Â Â 179
14 + 12Â = 15 15 + 32Â = 24 24 + 52Â =Â 49 49 + 72Â = 98 98 + 92Â = 179
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