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 A104825 #12 Mar 01 2023 14:07:35
%S A104825 14159,35897,58979,38327,97169,71693,39937,9749,30781,20899,34211,
%T A104825 64709,47093,82231,84811,46229,81097,56659,66593,86783,85669,66923,
%U A104825 34603,93607,60631,9209,25409,54091,25903,113,33053,65213,13841,51941,94151
%N A104825 Primes from merging of 5 successive digits in decimal expansion of Pi.
%C A104825 Because leading zeros are permitted, some terms have fewer than 5 digits. - _Harvey P. Dale_, Mar 01 2023
%H A104825 Harvey P. Dale, <a href="/A104825/b104825.txt">Table of n, a(n) for n = 1..1000</a>
%t A104825 With[{pi=FromDigits/@Partition[RealDigits[Pi,10,2000][[1]],5,1]}, Select[pi,PrimeQ]] (* _Harvey P. Dale_, Oct 18 2011 *)
%Y A104825 Cf. A104819 - A104842.
%K A104825 nonn,base
%O A104825 1,1
%A A104825 _Zak Seidov_, Mar 27 2005