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 A307608 #5 Apr 18 2019 16:51:48 %S A307608 1,1,1,1,2,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,2,1,1,1,1,1, %T A307608 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, %U A307608 1,2,1,1,1,1,1,1,2,1,1,1,1,1,1,1,1,1,1,1,1,1,1,2,1 %N A307608 Number of partitions of n^2 into consecutive positive squares. %H A307608 <a href="/index/Su#ssq">Index entries for sequences related to sums of squares</a> %F A307608 a(n) = [x^(n^2)] Sum_{i>=1} Sum_{j>=i} Product_{k=i..j} x^(k^2). %F A307608 a(n) = A296338(A000290(n)). %F A307608 a(n) >= 2 for n in A097812. %e A307608 29^2 = 20^2 + 21^2, so a(29) = 2. %Y A307608 Cf. A000290, A030273, A034705, A037444, A097812, A151557, A296338. %K A307608 nonn %O A307608 1,5 %A A307608 _Ilya Gutkovskiy_, Apr 18 2019