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 A049359 #16 Nov 20 2024 08:39:34
%S A049359 2177399,2177406,2177455,2177469,2177518,2177525,2177847,2177854,
%T A049359 2177959,2177980,2178022,2178036,2178351,2178365,2178407,2178428,
%U A049359 2178533,2178540,2178862,2178869,2178918,2178932,2178981,2178988
%N A049359 Digitally balanced numbers in base 8: equal numbers of 0's, 1's, ..., 7's.
%H A049359 Vincenzo Librandi, <a href="/A049359/b049359.txt">Table of n, a(n) for n = 1..720</a>
%e A049359 2177399 is 10234567 in base 8.
%t A049359 Select[Range[2100000,2200000],Union[DigitCount[#,8]]=={1}&] (* _Harvey P. Dale_, Sep 14 2012 *)
%Y A049359 Cf. A031443.
%Y A049359 Row n = 8 of A378000.
%K A049359 nonn,base
%O A049359 1,1
%A A049359 _Harvey P. Dale_