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 A093501 #12 Jun 09 2024 10:42:32 %S A093501 1,2,3,5,6,7,10,11,13,14,15,17,19,22,26,30,31,33,34,35,37,38,39,41,43, %T A093501 47,51,53,55,58,59,62,66,70,71,73,74,77,78,79,83,85,87,91,93,95,97, %U A093501 101,103,107,109,110,111,113,114,115,118,119,130,131,133,134,137,138,141 %N A093501 Numbers whose digit permutations are all squarefree numbers. %H A093501 Harvey P. Dale, <a href="/A093501/b093501.txt">Table of n, a(n) for n = 1..1000</a> %e A093501 103 is a term as 103, 301, 013, 031, 130, 310 all are squarefree. %t A093501 Select[Range[200],AllTrue[FromDigits/@Permutations[IntegerDigits[#]],SquareFreeQ]&] (* _Harvey P. Dale_, Jun 09 2024 *) %Y A093501 Cf. A077337. %K A093501 base,easy,nonn,less %O A093501 1,2 %A A093501 _Amarnath Murthy_, Apr 17 2004 %E A093501 More terms from _David Wasserman_, Oct 25 2006