This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A153690 #6 Mar 03 2020 02:48:13 %S A153690 10,4,3,18,253,58,618,484,6009,6767,21386,697723,634293,189959, %T A153690 4186162,31102351 %N A153690 Greatest number m such that the fractional part of (11/10)^A153686(n) <= 1/m. %F A153690 a(n) = floor(1/fract((11/10)^A153686(n))), where fract(x) = x - floor(x). %e A153690 a(4) = 18 since 1/19 < fract((11/10)^A153686(4)) = fract((11/10)^17) = 0.05447... <= 1/18. %Y A153690 Cf. A153662, A153670, A153678, A153686, A154130, A153698, A153706, A153714, A153722. %K A153690 nonn,more %O A153690 1,1 %A A153690 _Hieronymus Fischer_, Jan 06 2009 %E A153690 a(14)-a(16) from _Jinyuan Wang_, Mar 03 2020