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 A384482 #6 Jun 09 2025 10:38:16 %S A384482 2,3,7,20,75,412,3200,34167,507344 %N A384482 Number of functions f(x) = b*x+c with nonnegative integer coefficients and a shortest addition-composition chain of length n, starting with 1 and x. %C A384482 See A384480 for details. %Y A384482 Cf. A383331 (addition only), A384382 (addition and multiplication), A384383 (addition, multiplication, and composition), A384480, A384481, A384485. %K A384482 nonn,more %O A384482 0,1 %A A384482 _Pontus von Brömssen_, Jun 02 2025