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 A365167 #8 Aug 30 2023 21:27:36 %S A365167 0,0,1,1,0,1,0,1,0,0,0,1,0,1,0,0,0,2,1,1,1,0,1,1,0,0,1,0,1,1,0,1,1,0, %T A365167 1,0,0,1,1,0,0,1,0,1,1,0,1,1,0,0,0,0,1,1,0,0,1,0,1,1,0,1,1,0,0,0,0,1, %U A365167 1,0,0,1,0,1,1,0,1,0,0,1,0,0,2,2,0,1,1,1,1,1,0,1,0,1,1,0,0,2,1,1,0,1,0,2,1,0,0,1,0,2,0,1,1,1,0,0,1,1,1 %N A365167 Number of representations of n as the sum of a prime number and a fourth power of a positive integer. %F A365167 G.f.: (Sum_{i>=1} x^prime(i)) * (Sum_{j>=1} x^(j^4)). %t A365167 nmax = 120; CoefficientList[Series[Sum[x^Prime[i], {i, 1, nmax}] Sum[x^j^4, {j, 1, nmax^(1/4)}], {x, 0, nmax}], x] // Rest %Y A365167 Cf. A064272, A283760, A365126, A365168, A365169. %K A365167 nonn %O A365167 1,18 %A A365167 _Ilya Gutkovskiy_, Aug 24 2023