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 A350806 #12 Jan 18 2022 05:24:36 %S A350806 1,2,1385,4,16,160,1385,1385,32,1385,160,12,268,1385,124,16,1385,32, %T A350806 268,32,32,1385,1385,268,32,124,30,268,124,30,1385,32,1385,160,1385, %U A350806 1385,124,1385,1385,268,124,1385,1385,1385,1385,1385,1385,1385,1385,1385,1385,1385,160,1385,1385,56,1385 %N A350806 The maximum value reached when starting at n for the iteration map A350805(n). %C A350806 For smaller values of n a maximum value of 1385 is common; this is similar to the value 9232 for the standard Collatz map. See A025586. %C A350806 A graph of the terms looks similar to those of A336957 and A098550. See the linked image. %H A350806 Scott R. Shannon, <a href="/A350806/a350806.png">Image of the first 10 million terms</a>. %e A350806 a(6) = 160 as the map A350805(6) gives 6 -> 11 -> 34 -> 53 -> 160 -> 21 -> 32 -> 5 -> 16 -> 4 -> 2 -> 1, the maximum value of which is 160. %Y A350806 Cf. A350805, A025586, A006370, A027746, A350807, A006577, A000040, A336957, A098550. %K A350806 nonn %O A350806 1,2 %A A350806 _Scott R. Shannon_, Jan 17 2022