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 A115914 #5 Jul 15 2021 21:25:11 %S A115914 7,17,50,71,93,117,149,187,201,217,221,247,256,263,265,327,329,371, %T A115914 381,383,385,389,392,401,403,413,427,449,461,485,497,503,515,525,533, %U A115914 543,569,605,623,635,649,667,685,701,723,763,803,821,831,835,837,839 %N A115914 Numbers k such that k + sigma(k) is a brilliant number (A078972). %e A115914 sigma(117) + 117 = 299 = 13*23. %Y A115914 Cf. A078972, A115916. %K A115914 nonn,base %O A115914 1,1 %A A115914 _Giovanni Resta_, Feb 06 2006