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 A283359 #15 Mar 07 2017 00:21:17 %S A283359 370,7202,36650,1345682,2127890,2685962,2715410,3872090,4331090, %T A283359 4657490,6379130,7887458,12235970,14386538,17938730,19909370,22588130, %U A283359 22665530,22694978,30027170,30080258,31576970,39707642,40024010,42567698,42735530,48438290,54517538,62572970,72096050 %N A283359 Numbers of the form p^2 + q^2 = r^3 + s^3 with p, q, r, s primes. %C A283359 Starting with a(2)=7202 all terms are congruent to 2 mod 24. %C A283359 Intersection of A045636 and A086119. %H A283359 Zak Seidov, <a href="/A283359/b283359.txt">Table of n, a(n) for n = 1..122</a> %H A283359 Zak Seidov, <a href="/A283359/a283359.txt">Mathematica session</a> %e A283359 370=3^2+19^2=3^3+7^3, 7202=59^2+61^2=7^3+19^3. %Y A283359 Cf. A045636, A086119. %K A283359 nonn %O A283359 1,1 %A A283359 _Zak Seidov_, Mar 06 2017