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 A369137 #9 Jan 20 2024 09:36:09 %S A369137 1,2,3,4,6,5,11,7,8,9,51,10,28,14,12,15,1602,13,194,16,18,60,307,17, %T A369137 23,35,20,21,681,19 %N A369137 Inverse permutation to A369136. %C A369137 A284456(a(n)) is the smallest number whose prime tower factorization tree has Matula-Göbel number n. %C A369137 After a(31), the sequence continues 25, 71, 1726, 31, 22, 1304, 221, 44, 24, ?, 26, ?, 79, 27, 343, ?, 29, 47, 33, 1867, 50, ?, 32, 98, 34, 250, 739, ?, 30, ?, ?, 37, 42, 66, 91, ?, 1935, 381, 41, ... . %H A369137 <a href="/index/Mat#matula">Index entries for sequences related to Matula-Göbel numbers</a>. %F A369137 A369015(A284456(a(n))) = A369136(a(n)) = n. %F A369137 A369099(n) = A284456(a(n)). %F A369137 A369138(a(A007097(n))) = A025488(A014221(n-1)). %F A369137 A369138(a(2^n)) = A098719(n+1). %Y A369137 Cf. A007097, A014221, A025488, A098719, A284456, A369015, A369099, A369136, A369138. %K A369137 nonn,more %O A369137 1,2 %A A369137 _Pontus von Brömssen_, Jan 14 2024