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 A358892 #10 Dec 07 2022 15:00:44
%S A358892 0,3,10,12,15,36,40,43,45,48,51,53,54,58,60,63,136,144,147,149,153,
%T A358892 160,163,165,169,170,172,175,178,180,183,187,192,195,197,201,202,204,
%U A358892 207,210,212,215,216,219,221,228,232,235,237,238,240,243,245,246,250,252
%N A358892 Numbers obtained by self-shuffling the binary expansion of nonnegative numbers.
%C A358892 This sequence lists the distinct values in A358893, in ascending order.
%C A358892 For any n > 0, there are A191755(n)/2 terms with binary length 2*n.
%C A358892 All terms are evil (A001969) and have an even number of binary digits (A053754).
%H A358892 Rémy Sigrist, <a href="/A358892/a358892.gp.txt">PARI program</a>
%H A358892 <a href="/index/Bi#binary">Index entries for sequences related to binary expansion of n</a>
%e A358892 The binary expansion of 204 is "11001100" and can be obtained by self-shuffling the binary expansion of 10 ("1010") or 12 ("1100"), so 204 is a term.
%o A358892 (PARI) See Links section.
%Y A358892 Cf. A001969, A053754, A191755, A358893.
%K A358892 nonn,base
%O A358892 1,2
%A A358892 _Rémy Sigrist_, Dec 05 2022