| − | A_n = \sum_i^h a_{si}l_iN_i \sim \sum_i^h a_{s*}b^{\frac{5}{6} (h-i)} b^{-i/3} b^{i} = a_{s*}b^{\frac{5}{6} h} \sum_i^h b^{(-\frac{5}{6}+\frac{2}{3})i} \approx b^{\frac{5}{6} h} = N^{\frac{5}{6}} | + | A_n = \sum_i^h a_{si}l_iN_i \sim \sum_i^h s_* b^{\frac{5}{6} (h-i)} b^{-i/3} b^{i} = s_* b^{\frac{5}{6} h} \sum_i^h b^{(-\frac{5}{6}+\frac{2}{3})i} \approx b^{\frac{5}{6} h} = N^{\frac{5}{6}} |