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 A371933 #17 Jul 25 2024 13:43:31 %S A371933 0,6,10,12,14,16,17,18,19,20,21,22,22,23,24,24,25,25,26,26,26,27,27, %T A371933 28,28,28,29,29,29,30,30,30,30,31,31,31,31,32,32,32,32,32,33,33,33,33, %U A371933 33,34,34,34,34,34,34,35,35,35,35,35,35,36,36,36,36,36,36 %N A371933 a(n) = 20*log_10(n) rounded to the nearest integer. %C A371933 When the amplitude of a wave (sound or electrical) increases by a factor of n, this increase is 20*log_10(n) decibels. %H A371933 Wikipedia, <a href="https://en.wikipedia.org/wiki/Decibel">Decibel</a> %t A371933 Round[20 Log10[Range[60]]] %Y A371933 Cf. A004220. %K A371933 nonn %O A371933 1,2 %A A371933 _Charles L. Hohn_, Jul 03 2024