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 A100891 #41 Feb 16 2025 08:32:55
%S A100891 2,3,5,7,37,151,3329,23833,13091204281,3093215881333057,
%T A100891 1363005552434666078217421284621279933627102780881053358473,
%U A100891 1558877695141608507751098941899265975115403618621811951868598809164180630185566719
%N A100891 Prime Padovan numbers.
%C A100891 Next term corresponds to Padovan(1262) and has 154 decimal digits.
%D A100891 Midhat J. Gazale, "Gnomon: From Pharaohs to Fractals", Princeton University Press, 1999.
%H A100891 Hugo Pfoertner, <a href="/A100891/b100891.txt">Table of n, a(n) for n = 1..20</a>
%H A100891 Ian Stewart, <a href="http://web.archive.org/web/20120330094207/http://www.fortunecity.com/emachines/e11/86/padovan.html">Tales of a Neglected Number</a>.
%H A100891 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/PadovanSequence.html">Padovan Sequence</a>
%t A100891 Rest[Select[LinearRecurrence[{0,1,1},{1,1,2},1000],PrimeQ]] (* _Harvey P. Dale_, Mar 31 2012 *)
%Y A100891 Cf. A000931, A122498, A291216, A291673.
%Y A100891 Indices of prime Padovan numbers are A112882.
%K A100891 nonn
%O A100891 1,1
%A A100891 _John Lien_, Jan 10 2005
%E A100891 More terms from _Robert G. Wilson v_, Jan 14 2005