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 A178214 #10 Nov 24 2019 06:45:40 %S A178214 7129199,9867275,18918704,43009524,43882488,45828324,126511280, %T A178214 132082191,150786063,252625743,285816464,303792200,313887275, %U A178214 330130475,336945392,337795524,361652075,380035664,480297824,579423924,647037215,650012724,756098624,986677500,1000308015,1001438136,1139325668,1140314075,1205629524,1315277147 %N A178214 Numbers in A039753 with neither of their Ruth-Aaron pairs squarefree. %H A178214 Amiram Eldar, <a href="/A178214/b178214.txt">Table of n, a(n) for n = 1..385</a> %e A178214 7129199 (7*11^2*19*443, with 7129200 = 2^4*3*5^2*13*457) is a member of both A006145 (7+11+19+443 = 2+3+5+13+457) and A039752 (7+11+11+19+443 = 2+2+2+2+3+5+5+13+457) but neither 7129199 nor 7129200 is squarefree, so 7129199 is a member of this sequence. %Y A178214 Cf. A039753, A006145, A039752, A013929. %K A178214 nonn %O A178214 1,1 %A A178214 _Hans Havermann_, Dec 19 2010