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 A251045 #5 Nov 30 2014 16:48:04 %S A251045 1,2,3,1,1,2,15,14,5,6,1,3,35,1,7,10,21,5,3,22,39,11,13,33,26,5,7,51, %T A251045 2,17,2,85,6,55,34,65,1,91,30,1,38,7,19,42,95,11,57,10,69,2,23,3,115, %U A251045 13,3,46,1,14,87,62,29,31,58,93,1,11,17,77,6,119,15 %N A251045 Squarefree part of A098550(n). %C A251045 a(n) = A007913(A098550(n)). %H A251045 Reinhard Zumkeller, <a href="/A251045/b251045.txt">Table of n, a(n) for n = 1..10000</a> %o A251045 (Haskell) %o A251045 a251045 = a007913 . fromIntegral . a098550 %Y A251045 Cf. A007913, A098550, A251046. %K A251045 nonn %O A251045 1,2 %A A251045 _Reinhard Zumkeller_, Nov 30 2014