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 A382457 #11 Apr 04 2025 04:18:17 %S A382457 2,2,2,2,12,87,534,3683,27738,231431,2061879 %N A382457 Number of twin self-primes <= 10^n. %H A382457 Shyam Sunder Gupta, <a href="https://doi.org/10.1007/978-981-97-2465-9_9">On Some Marvellous Numbers of Kaprekar</a>, Exploring the Beauty of Fascinating Numbers, Springer (2025) Ch. 9, 275-315. %Y A382457 Cf. A003052, A006880, A007508, A380713, A380715, A006378, A382452, A382456. %K A382457 nonn,base,more %O A382457 1,1 %A A382457 _Shyam Sunder Gupta_, Mar 27 2025 %E A382457 a(11) from _Amiram Eldar_, Apr 04 2025