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 A071613 #13 Apr 28 2019 10:53:16 %S A071613 2,523,22193,1442173,5521819,354963229,881160173,881160173, %T A071613 441586802467,3085029222449 %N A071613 a(n) is the smallest prime that is the first of n consecutive primes with equal digit sum. %C A071613 a(11) > 10^14. - _Giovanni Resta_, Aug 15 2013 %e A071613 a(3) = 22193, since 22193,22229,22247 are three consecutive primes with digit sum 17 and this is the first occurrence of three consecutive primes with equal digit sum. %Y A071613 Cf. A006567, A070905, A071614. %K A071613 base,more,nonn %O A071613 1,1 %A A071613 _Klaus Brockhaus_, May 27 2002 %E A071613 a(7)-a(9) from _Donovan Johnson_, Dec 02 2009 %E A071613 a(10) from _Giovanni Resta_, Aug 14 2013