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 A302354 #4 Apr 06 2018 17:28:41 %S A302354 0,1,2,1,1,1,1,1,0,1,2,1,2,1,1,0,1,1,2,1,1,0,1,1,1,0,1,0,2,2,2,2,0,1, %T A302354 0,0,2,2,1,1,1,1,1,2,1,1,1,1,1,1,1,0,1,1,1,1,0,1,1,1,2,1,0,1,0,1,3,2, %U A302354 2,1,2,1,1,2,2,0,1,0,2,2,2,0,2,1,0,1,2,1,1,1,1,0,1,1,1,0,2,2,0,1,2,1,1,1,2,1,2,1,2,2,2,0,1,1,1,1,2 %N A302354 Expansion of (Sum_{i>=1} x^prime(i))*(Sum_{j>=0} x^(j^3)). %C A302354 Number of representations of n as the sum of a prime number and a nonnegative cube. %F A302354 G.f.: (Sum_{i>=1} x^prime(i))*(Sum_{j>=0} x^(j^3)). %e A302354 a(11) = 2 because 11 = 3 + 2^3 = 11 + 0^3. %t A302354 nmax = 120; Rest[CoefficientList[Series[Sum[x^Prime[i], {i, 1, nmax}] Sum[x^j^3, {j, 0, nmax}], {x, 0, nmax}], x]] %Y A302354 Cf. A002471, A010051, A010057, A045911, A064272, A283760. %K A302354 nonn %O A302354 1,3 %A A302354 _Ilya Gutkovskiy_, Apr 06 2018