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 A126048 #17 Oct 15 2024 04:30:12 %S A126048 2,3,5,7,5,1,3,7,5,1,3,7,1,7,7,3,1,1,5,7,1,5,5,1,5,1,1,3,7,1,3,7,1,3, %T A126048 5,5,1,1,5,3,7,7,1,1,3,1,1,1 %N A126048 Exponents p of the Mersenne primes 2^p - 1 (see A000043) read mod 8. %F A126048 a(n) = A010877(A000043(n)). - _Ivan Panchenko_, Apr 07 2018 %t A126048 Mod[MersennePrimeExponent[Range[47]],8] (* _Harvey P. Dale_, Apr 18 2019 *) %Y A126048 Cf. A000043, A010877, A126043-A126059. %K A126048 nonn,more %O A126048 1,1 %A A126048 _Artur Jasinski_, Dec 17 2006 %E A126048 a(45)-a(46) from _Ivan Panchenko_, Apr 07 2018 %E A126048 a(47) from _Ivan Panchenko_, Apr 09 2018 %E A126048 a(48) from _Amiram Eldar_, Oct 14 2024