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 A368829 #12 Jan 08 2024 09:00:20 %S A368829 0,1,2,4,5,6,7,8,9,13,15,16,17,18,19,21,22,24,25,26,27,28,29,31,32,34, %T A368829 35,36,37,38,39,41,42,44,45,46,47,48,49,51,52,54,55,56,57,58,59,60,70, %U A368829 81,82,84,85,86,87,88,89,93,95,96,97,98,99,103,113,115,116,117,118,119,121,122,124,125,126,127,128,129 %N A368829 Numbers with the same number of zeros and letters O in their French name. %e A368829 0 = zérO (one 0 and one O), 1 = un (no 0 and no O), 2 = deux (no 0 and no O), 4 = quatre (no 0 and no O), 5 = cinq (no 0 and no O), etc. %e A368829 3 is not in the sequence as (3 = trOis) is a contradiction, as are (10 = dix), (11 = Onze), (12 = dOuze), (14 = quatOrze), etc. %t A368829 Select[Range[0,129],Count[IntegerDigits[#],0]==Count[Characters[IntegerName[#,"French"]],"o"]&] (* _Ivan N. Ianakiev_, Jan 08 2024 *) %Y A368829 Cf. A368828 (English name). %K A368829 base,nonn,word %O A368829 1,3 %A A368829 _Eric Angelini_, Jan 07 2024