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 A038467 #15 Jul 13 2022 05:57:50
%S A038467 121,283,337,355,361,363,769,823,841,847,849,985,1003,1009,1011,1057,
%T A038467 1063,1065,1081,1083,1089,2227,2281,2299,2305,2307,2443,2461,2467,
%U A038467 2469,2515,2521,2523,2539,2541,2547,2929,2947,2953,2955,3001,3007,3009,3025,3027,3033
%N A038467 Sums of 5 distinct powers of 3.
%H A038467 Amiram Eldar, <a href="/A038467/b038467.txt">Table of n, a(n) for n = 1..10000</a>
%t A038467 Union[Total/@Subsets[3^Range[0,7],{5}]] (* _Harvey P. Dale_, Feb 23 2011 *)
%Y A038467 Base 3 interpretation of A038447.
%Y A038467 Cf. A000244, A038464, A038465, A038466, A038468, A038469.
%K A038467 nonn,easy
%O A038467 1,1
%A A038467 _Olivier Gérard_