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 A257071 #4 Apr 15 2015 13:31:26 %S A257071 1,1,2,2,2,2,2,2,3,2,3,2,3,3,3,2,3,3,2,3,2,4,2,4,2,2,2,3,2,3,3,3,2,3, %T A257071 3,3,3,3,4,2,3,3,4,5,2,2,4,3,2,2,4,4,2,3,2,3,3,4,4,2,3,2,3,4,5,3,3,3, %U A257071 4,2,3,4,3,3,3,4,3,2,2,2,3,4,4,5,3,2 %N A257071 Length of enhanced squares representation of n-th prime, cf. A256913. %C A257071 a(n) = A256915(A000040(n)). %H A257071 Reinhard Zumkeller, <a href="/A257071/b257071.txt">Table of n, a(n) for n = 1..10000</a> %o A257071 (Haskell) %o A257071 a257071 = length . a257053_row %Y A257071 Cf. A257053, A256913, A000040, A256915. %K A257071 nonn %O A257071 1,3 %A A257071 _Reinhard Zumkeller_, Apr 15 2015