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第一個數寫成:2=1+1;第二個數寫成:5=1+(1+3);第三個數寫成:10=1+(1+3+5);第四個數寫成:17=1+(1+3+5+7);第五個數寫成:26=1+(1+3+5+7+9);第六個數寫成:37=1+(1+3+5+7+9+11);第七個數寫成:50=1+…
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