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 A138436 #7 Oct 15 2017 10:16:28
%S A138436 3,27,375,2058,19965,46137,176868,308655,803022,2560845,3574920,
%T A138436 8661663,14473410,18366117,28655148,52255827,89339865,105546165,
%U A138436 168728043,225483930,259085322,384570420,492308607,697919310,1073303448
%N A138436 a(n) = ((n-th prime)^5-(n-th prime)^3)/8.
%F A138436 a(n) = A138406(n)/8. - _R. J. Mathar_, Oct 15 2017
%t A138436 a = {}; Do[p = Prime[n]; AppendTo[a, (p^5 - p^3)/8], {n, 1, 50}]; a
%o A138436 (PARI) forprime(p=2,1e3,print1((p^5-p^3)/8", ")) \\ _Charles R Greathouse IV_, Jul 15 2011
%K A138436 nonn,easy
%O A138436 1,1
%A A138436 _Artur Jasinski_, Mar 19 2008