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 A138454 #11 Dec 29 2023 10:38:51
%S A138454 16,216,5000,38416,585640,1599416,8018016,15638520,49252016,198038680,
%T A138454 295526720,854617416,1582426160,2105981416,3591445216,7385490216,
%U A138454 14056138760,17168842840,30146077016,42691624080,50435276016
%N A138454 a(n) = ((n-th prime)^6-(n-th prime)^4)/3.
%H A138454 Harvey P. Dale, <a href="/A138454/b138454.txt">Table of n, a(n) for n = 1..1000</a>
%t A138454 a = {}; Do[p = Prime[n]; AppendTo[a, (p^6 - p^4)/3], {n, 1, 24}]; a
%t A138454 (#^6-#^4)/3&/@Prime[Range[30]] (* _Harvey P. Dale_, Apr 22 2019 *)
%o A138454 (PARI) forprime(p=2,1e3,print1((p^6-p^4)/3", ")) \\ _Charles R Greathouse IV_, Jul 15 2011
%K A138454 nonn,easy
%O A138454 1,1
%A A138454 _Artur Jasinski_, Mar 22 2008