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 A197980 #11 May 29 2025 10:41:31 %S A197980 8,210,9709,636904,54039748,5621026396,692186010834,98457959756722, %T A197980 15883727818630152,2865366503771469410,571524481184700575470, %U A197980 124887520213444076248620 %N A197980 a(n) = round((7*n+1/n)^n). %H A197980 Vincenzo Librandi, <a href="/A197980/b197980.txt">Table of n, a(n) for n = 1..300</a> %o A197980 (Magma) [Round((7*n+1/n)^n): n in [1..20]]; %Y A197980 Cf. A014056, A197596. %K A197980 nonn %O A197980 1,1 %A A197980 _Vincenzo Librandi_, Oct 20 2011