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 A354822 #6 Jun 09 2022 08:45:04 %S A354822 12,1092,1596,2436,3108,3612,3876,4692,4884,4956,5244,5628,5916,6132, %T A354822 6324,6612,6636,7068,7476,7548,8004,8148,8364,8436,8556,8652,8772, %U A354822 9156,9348,9588,9804,10212,10668,10716,10788,10812,11316,11676,11868,12036,12084,12444,12516,12876,12972,13188,13452,13668,13692,13764 %N A354822 Positions of -2's in A346242. %C A354822 Question: Are all terms even? %H A354822 <a href="/index/Pri#primorialbase">Index entries for sequences related to primorial base</a> %o A354822 (PARI) isA354822(n) = (-2==A346242(n)); %Y A354822 Cf. A346242. %Y A354822 Cf. also A354812. %K A354822 nonn %O A354822 1,1 %A A354822 _Antti Karttunen_, Jun 07 2022