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 A374710 #13 Jul 17 2024 09:55:04 %S A374710 1,4,10,20,35,56,82,117,162,215,279,352,426,528,645,772,899,1057,1235, %T A374710 1429,1647,1883,2133,2415,2694,3022,3374,3721,4130,4564,5011,5503, %U A374710 5986,6531,7045,7664,8273,8945,9659,10383,11127,11949,12809,13713,14649,15633,16644,17715,18735,19916 %N A374710 Number of distinct sums i^3 + j^3 + k^3 for 0<=i<=j<=k<=n. %o A374710 (PARI) a(n) = my(v=vector(3*n^3+1)); for(i=0, n, for(j=i, n, for(k=j, n, v[i^3+j^3+k^3+1]+=1))); sum(i=1, #v, v[i]>0); %Y A374710 Cf. A374707, A374711. %Y A374710 Cf. A034966. %K A374710 nonn %O A374710 0,2 %A A374710 _Seiichi Manyama_, Jul 17 2024