Q1183 (Q1183): Difference between revisions

${\displaystyle a_{1}=1,a_{4}>2(=1+{\frac {1}{2}}+{\frac {1}{4}}+{\frac {1}{4}}),a_{8}>{\frac {5}{2}}(=a_{4}+{\frac {1}{8}}+{\frac {1}{8}}+{\frac {1}{8}}+{\frac {1}{8}}),a_{16}>3(=a_{8}+{\frac {1}{16}}+{\frac {1}{16}}+..8times)}$