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 A046850 #15 Apr 29 2021 01:44:44 %S A046850 29,683,997,2207,30571351,271953103 %N A046850 Gilda's primes: primes in A042947. %C A046850 Is this sequence infinite? %H A046850 Russo, F. <a href="http://www.gallup.unm.edu/~smarandache/Felice-Russo-book1.pdf">A Set of New Smarandache Functions, Sequences and Conjectures in Number Theory.</a>, Lupton, AZ: American Research Press, 2000. %o A046850 (PARI) for(n=1, 10^8, if(isprime(n), s=eval(Vec(Str(n))); f1=sum(i=1,#s,s[i]); f0=abs(2*s[1]-f1); f=f0+f1; while(f<=n, if(f==n, print1(n, ", "); break); f0=f1; f1=f; f=f0+f1))) \\ Herman Jamke (hermanjamke(AT)fastmail.fm), Mar 30 2008 %Y A046850 Cf. A042947. %K A046850 nonn,base,less %O A046850 1,1 %A A046850 _Felice Russo_ %E A046850 a(5) from Herman Jamke (hermanjamke(AT)fastmail.fm), Mar 30 2008 %E A046850 a(6) from _Sean A. Irvine_, Apr 28 2021