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 A121918 #22 Sep 08 2022 08:45:27
%S A121918 1,259,66802,17265409,4462406596,1153350806022,298094324981779,
%T A121918 77045272021641917,19913072619720776033,5146720243221262934094,
%U A121918 1330218081751512472685764,343807329988307215923432747,88860226586342124489251555257,22966758356328845813340839281382
%N A121918 a(n) = ceiling((Pi+e)^(n*Pi)).
%H A121918 Vincenzo Librandi, <a href="/A121918/b121918.txt">Table of n, a(n) for n = 0..199</a> [Offset shifted by _Georg Fischer_, Sep 02 2022]
%t A121918 With[{a = \[Pi] + E}, Ceiling[a^(\[Pi] Range[0, 20])]] (* _Vincenzo Librandi_, Feb 21 2013 *)
%o A121918 (PARI) for(n=0,50, print1(ceil((Pi+exp(1))^(n*Pi)), ", ")) \\ _G. C. Greubel_, Nov 06 2017
%o A121918 (Magma) C<i> := ComplexField(); [Ceiling((Pi(C) + Exp(1))^(n*Pi(C))): n in [0..50]]; // _G. C. Greubel_, Nov 06 2017
%Y A121918 Cf. A121854, A121855, A121856, A121857, A121915, A121917.
%K A121918 nonn,easy
%O A121918 0,2
%A A121918 _Mohammad K. Azarian_, Sep 02 2006
%E A121918 Offset changed to 0 by _Georg Fischer_, Sep 02 2022