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 A219743 #34 Aug 18 2020 08:58:38 %S A219743 10234567,10234568,10234569,10234576,10234578,10234579,10234586, %T A219743 10234587,10234589,10234596,10234597,10234598,10234657,10234658, %U A219743 10234659,10234675,10234678,10234679,10234685,10234687,10234689,10234695,10234697,10234698 %N A219743 Number for which the number of distinct base 10 digits is 8. %H A219743 T. D. Noe, <a href="/A219743/b219743.txt">Table of n, a(n) for n = 1..10000</a> %t A219743 Select[Range[10^7, 10^7 + 1000000], Length[Union[IntegerDigits[#]]] == 8 &] (* _T. D. Noe_, Dec 05 2012 *) %Y A219743 Cf. A010785 (1 digits), A031955 (2 digits), A031962 (3 digits), A031969 (4 digits), A031987 (5 digits), A220076 (6 digits), A218019 (7 digits), A116670 (9 digits), A171102 (10 digits). %K A219743 nonn,base,easy %O A219743 1,1 %A A219743 _Jonathan Vos Post_, Dec 05 2012 %E A219743 Corrected and extended by _T. D. Noe_, Dec 05 2012