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 A132348 #16 Jan 13 2025 06:34:24 %S A132348 0,1,7,16,17,111,47,97,131,170,161,201,170,184,255,307,160,334,231, %T A132348 247,162,183,406,441,242,439,328,367,370,427,430,399,363,322,573,400, %U A132348 483,576,606,483,572,438,475,592,770,726,543,836,555,770,871,796,1109,755 %N A132348 Lengths of the 3x+1 trajectories associated with the record values in A006884. %D A132348 R. B. Banks, Slicing Pizzas, Racing Turtles and Further Adventures in Applied Mathematics, Princeton Univ. Press, 1999. See p. 96. %H A132348 Hugo Pfoertner, <a href="/A132348/b132348.txt">Table of n, a(n) for n = 1..97</a> %H A132348 Brian Hayes, <a href="https://www.jstor.org/stable/24969271">Computer Recreations: On the ups and downs of hailstone numbers</a>, Scientific American, 250 (No. 1, 1984), pp. 10-16. %F A132348 a(n) = A006577(A006884(n)). - _Hugo Pfoertner_, Jan 13 2025 %Y A132348 Cf. A006577, A006884. %K A132348 nonn %O A132348 1,3 %A A132348 _N. J. A. Sloane_, Nov 10 2007 %E A132348 Extended by _T. D. Noe_, Apr 27 2010