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 A338061 #7 Oct 18 2020 21:29:22 %S A338061 3,4,6,9,25,22,21,18,55,36,32,63,93,215,266,210,249,351,438,364,314, %T A338061 405,537,458,400,346,426,362,447,386,370,525,669,588,956,938,1263, %U A338061 1617,1528,1398,1795,2301,2230,2118,2737,2660,3385,3328,4235,5295 %N A338061 Trajectory of 3 under repeated application of the map x -> A338059(x). %C A338061 It is not known if this sequence cycles (that is, if it returns to 3). %Y A338061 Cf. A336957, A338059, A338060. %K A338061 nonn %O A338061 1,1 %A A338061 _N. J. A. Sloane_, Oct 18 2020