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 A368034 #12 Dec 21 2023 21:23:13 %S A368034 23401589677,23401675789,23401675897,23401756789,23401767589, %T A368034 23401896757,23415780961,23415809761,23415896017,23415897601, %U A368034 23416017589,23416075789,23417809561,23418095761,23475601789,23475809761,23476018957,23540176789,23540178967,23541601789 %N A368034 Pandigital primes that are the concatenation of 7 primes. %C A368034 To be prime, a pandigital must use at least 11 digits. There are 4397 pandigital primes with 11 digits that can be cut into 7 prime-chunks. %H A368034 Éric Angelini, <a href="https://cinquantesignes.blogspot.com/2023/12/six-prime-chunks.html">Six prime chunks</a>, Personal blog, December 2023. %e A368034 a(1) = 23401589677 can be cut into the 7 prime-chunks 2,3,401,5,89,67,7; %e A368034 a(2) = 23401675789 can be cut into the 7 prime-chunks 2,3,401,67,5,7,89; etc. %Y A368034 Cf. A368035, A368044, A050288. %K A368034 base,nonn %O A368034 1,1 %A A368034 _Eric Angelini_ and _Giorgos Kalogeropoulos_, Dec 08 2023