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 A057482 #12 Nov 29 2022 04:44:45 %S A057482 3,5,7,9,17,49,97,257,425,895,1385,4807,11303,25175,103943,104975, %T A057482 161993,282455 %N A057482 Numbers n such that x^n + x^12 + 1 is irreducible over GF(2). %C A057482 Any subsequent terms are > 300000. %H A057482 Lucas A. Brown, <a href="https://github.com/lucasaugustus/oeis/blob/main/irred_trinom_f2.py">Python program</a>. %H A057482 Lucas A. Brown, <a href="https://github.com/lucasaugustus/oeis/blob/main/irred_trinom_f2.sage">Sage program</a>. %o A057482 (PARI) is(k) = polisirreducible(Mod(1, 2)*(x^k + x^12 + 1)); \\ _Jinyuan Wang_, Apr 15 2020 %Y A057482 Cf. A002475. %K A057482 nonn,more %O A057482 1,1 %A A057482 _Robert G. Wilson v_, Sep 27 2000 %E A057482 a(10)-a(11) from _Jinyuan Wang_, Apr 15 2020 %E A057482 a(12)-a(18) from _Lucas A. Brown_, Nov 29 2022