Functional equation
Both the one used in practice and the normalized version.
Related automorphic form
Euler product
Dirichlet coefficients
Algorithms to compute coefficients. Tables of coefficients.
Analytic properties
Analytic continuation known or not. Pole (if any), residue
Approximations
Zeros
Formula for N(T), rh verified? tables of zeros. Statistics
Values
Special values
Moments
tables.