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 A197910 #14 Sep 08 2022 08:45:59
%S A197910 2,7,43,411,5033,75419,1334839,27249053,630249410,16288946268,
%T A197910 465239139607,14551915228367,494696673952512,18161513224841276,
%U A197910 716102966059713316,30181658957863752410,1354087807629298185930,64430442087414935111822,3240840189607299761533536
%N A197910 Ceiling((n+1/2)^n).
%H A197910 Vincenzo Librandi, <a href="/A197910/b197910.txt">Table of n, a(n) for n = 1..300</a>
%t A197910 Table[Ceiling[(n+1/2)^n],{n,20}] (* _Harvey P. Dale_, Sep 05 2015 *)
%o A197910 (Magma) [Ceiling((n+1/2)^n): n in [1..20]]
%o A197910 (PARI) a(n)=ceil((n+1/2)^n) \\ _Charles R Greathouse IV_, Nov 21 2011
%Y A197910 Cf. A014058.
%K A197910 nonn,less
%O A197910 1,1
%A A197910 _Vincenzo Librandi_, Oct 19 2011