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 A254614 #10 Aug 07 2023 02:09:56 %S A254614 0,1,3,5,6,7,9,10,11,12,13,15,17,18,19,20,21,23,24,25,27,29,30,31,33, %T A254614 34,35,36,37,39,40,41,43,45,46,47,48,49,51,53,54,55,57,58,59,60,61,63, %U A254614 65,66,67,68,69,71,72,73,75,77,78,79,80,81,83,85,86,87,89 %N A254614 Union of odd odious (A092246) and evil (A001969) numbers. %C A254614 Complement of A128309 (Even odious numbers). %e A254614 A128309 begins 2,4,8, hence this sequence begins 0,1,3,5,6,7. %t A254614 Select[Range[0, 100], OddQ[#] || !OddQ[DigitCount[#, 2, 1]] &] (* _Amiram Eldar_, Aug 07 2023 *) %Y A254614 Cf. A001969, A092246, A128309, A230709. %K A254614 nonn,base %O A254614 1,3 %A A254614 _Jeremy Gardiner_, Feb 03 2015