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 A055188 #16 Nov 11 2022 13:17:16
%S A055188 2,1,2,2,2,1,1,4,2,3,1,5,2,4,1,1,4,1,3,6,2,7,1,3,4,2,3,1,5,8,2,9,1,4,
%T A055188 4,4,3,2,5,1,6,1,7,10,2,12,1,7,4,5,3,3,5,2,6,2,7,1,8,1,9,13,2,15,1,8,
%U A055188 4,7,3,5,5,3,6,4,7,2,8,2,9,1,10,1,12,16,2,18
%N A055188 Cumulative counting sequence: method A (adjective-before-noun) pairs, starting with 2.
%C A055188 Segments (generated as at A217760): 2; 1,2; 2,2,1,1; 4,2,3,1; 5,2,4,1,1,4,1,3; ... The 4th segment is read "4 2's and 3 1's" as a record of what was previously written; 4,2 are adjectives and 2 1 are nouns. Conjecture: every nonnegative integer occurs. - _Clark Kimberling_, Mar 25 2013
%H A055188 Seiichi Manyama, <a href="/A055188/b055188.txt">Table of n, a(n) for n = 1..10000</a>
%e A055188 Write 2, thus having 1 2, thus having 2 2's and 1 1, thus having 4 2's and 3 1's, etc.
%t A055188 s = {2}; Do[s = Flatten[{s, {Count[s, #], #} & /@ DeleteDuplicates[s]}], {14}]; s (* _Peter J. C. Moses_, Mar 21 2013 *)
%Y A055188 Cf. A217760, A217780.
%K A055188 nonn
%O A055188 1,1
%A A055188 _Clark Kimberling_, Apr 27 2000