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 A359827 #5 Jan 17 2023 16:32:28 %S A359827 1,6,8,14,15,20,26,27,33,35,38,44,48,50,51,58,63,65,68,69,74,77,84,86, %T A359827 90,92,93,95,106,110,112,117,119,120,122,123,124,125,141,142,143,145, %U A359827 147,156,158,160,161,162,164,170,171,177,178,185,188,198,201,202,208,209,210,214,215,217,219,221,226 %N A359827 Positions of odd terms in A353348, where A353348 is Dirichlet inverse of the characteristic function for numbers k where A048675(k) is a multiple of 3. %o A359827 (PARI) isA359827(n) = A359826(n); %Y A359827 Cf. A048675, A332820, A353348, A353350, A359826 (characteristic function). %K A359827 nonn %O A359827 1,2 %A A359827 _Antti Karttunen_, Jan 17 2023