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 A369590 #7 Jan 27 2024 10:35:52 %S A369590 0,0,1,2,5,14,44,139,475,1658,6146,23495,93840,385956,1643862,7193783, %T A369590 32446635,150049734,712619582,3462870079 %N A369590 a(n) = number of Yamanouchi words of length n that start with 3. %Y A369590 Column 3 in A369588. %Y A369590 Cf. A000085, A238124, A369591. %K A369590 nonn,more %O A369590 1,4 %A A369590 _Max Alekseyev_, Jan 26 2024