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 A126046 #27 Sep 19 2023 15:41:59 %S A126046 2,3,5,1,1,5,1,1,1,5,5,1,5,1,1,1,1,1,5,1,5,5,5,5,5,1,1,5,1,1,1,5,5,1, %T A126046 5,5,5,5,1,1,1,5,1,5,5,1,5,5 %N A126046 Exponents p of the Mersenne primes 2^p - 1 (see A000043) read mod 6. %F A126046 a(n) = A010875(A000043(n)). - _Michel Marcus_, Apr 07 2018 %t A126046 Array[Mod[MersennePrimeExponent@ #, 6] &, 45] (* _Michael De Vlieger_, Apr 07 2018 *) %Y A126046 Cf. A000043, A010875, A126043-A126059. %K A126046 nonn,more %O A126046 1,1 %A A126046 _Artur Jasinski_, Dec 17 2006 %E A126046 a(45)-a(46) from _Ivan Panchenko_, Apr 07 2018 %E A126046 a(47) from _Ivan Panchenko_, Apr 09 2018 %E A126046 a(48) from _Max Alekseyev_, Sep 19 2023