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 A091882 #11 Oct 19 2023 17:01:32
%S A091882 1,5,75,1125,16875,253125,3796875,56953125,854296875,12814453125,
%T A091882 192216796875,2883251953125,43248779296875,648731689453125,
%U A091882 9730975341796875,145964630126953125,2189469451904296875,32842041778564453125,492630626678466796875,7389459400177001953125
%N A091882 Expansion of g.f. (1-10x)/(1-15x).
%C A091882 Binomial transform is A091881.
%H A091882 <a href="/index/Rec#order_01">Index entries for linear recurrences with constant coefficients</a>, signature (15).
%F A091882 a(n) = 15^n/3 + 2*0^n/3.
%F A091882 E.g.f.: (2 + exp(15*x))/3. - _Stefano Spezia_, Oct 19 2023
%t A091882 LinearRecurrence[{15},{1,5},20] (* _Stefano Spezia_, Oct 19 2023 *)
%Y A091882 Cf. A091881.
%K A091882 easy,nonn
%O A091882 0,2
%A A091882 _Paul Barry_, Feb 10 2004
%E A091882 a(17)-a(19) from _Stefano Spezia_, Oct 19 2023