Tables
Algorithms for Solving Index Form Equations and Computing Power Integral Bases
Lists of results, description of algorithms and tables of numerical data, by István Gaál.
Bernoulli Computations
Irregular primes and relative class numbers. Irregular pairs (and Vandiver and cyclotomic residues) for primes up to 8 million. Compiled by Amin Shokrollahi.
Carmichael and Perrin
The 150 Carmichael numbers out of 246683 up to 10^16 that are Perrin pseudoprimes.
Carmichael Numbers and Lehmer's Problem
Carmichael numbers n up to 10^9 together with phi(n), (n-1)/phi(n) and the factorization of n. Compiled by Jan Kristian Haugland.
Curves of Genus 2
FTP site maintained by Victor Flynn. Formulae for Jacobian arithmetic and Maple algorithms.
Database for Polynomials over the Rationals
By Jürgen Klüners and Gunter Malle. Polynomials for all transitive groups up to degree 15, for most of the possible combinations of signature and Galois group. Up to degree 7 th…
Database of Local Fields
By John W. Jones and David P. Roberts. Tables of low degree extensions of Qp, for small p.
Enumeration of Twin Primes and Brun's Constant
Enumeration of the twin primes, and the sum of their reciprocals, to 1.6 × 10^15. An improved estimate is obtained for Brun's constant, B2 = 1.90216 05824 ± 0.00000 00030. Error …
Extended Counts of Twin Primes
By Thomas Nicely. Counts in decades up to 10^12 then in steps of 10^12 up to 3.10^15, giving 3,310,517,800,844 pairs.
Fermat Near-misses
Noam Elkies. Approximate solutions of x^n + y^n = z^n in integers with 0 < x <= y < z < 2^23 and n in [4,20].
Genus-2 Curves with Small Odd Discriminant
FTP site by Michael Stoll, with MAGMA code.
Multiply Perfect Numbers
Over 2000 multiperfect numbers sorted by numerical value and by factorisation.
Number Field Tables
FTP site at the University of Bordeaux. Fields of degree up to 7.
Number Fields with Prescribed Ramification
Number fields of degree up to seven ramified at only a few small primes.
Practical Numbers
A number is practical if all smaller numbers are sums of distinct divisors. Tables compiled by Guiseppe Melfi.
Showing 20–20 of 32 results