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 A197976 #8 Jun 02 2025 05:17:35 %S A197976 4,42,813,22519,811368,35946076,1888624972,114746269758,7912720985079, %T A197976 610470884770406,52094956940751710,4871691779130290166, %U A197976 495409898474358881327,54427906182810588386674,6424384909407981686846705 %N A197976 Round((3*n+1/n)^n). %H A197976 Vincenzo Librandi, <a href="/A197976/b197976.txt">Table of n, a(n) for n = 1..300</a> %o A197976 (Magma) [Round((3*n+1/n)^n): n in [1..20]] %Y A197976 Cf. A014056 %K A197976 nonn %O A197976 1,1 %A A197976 _Vincenzo Librandi_, Oct 20 2011