Properties

Label 2-91-13.9-c7-0-46
Degree $2$
Conductor $91$
Sign $-0.423 - 0.905i$
Analytic cond. $28.4270$
Root an. cond. $5.33170$
Motivic weight $7$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (9.76 − 16.9i)2-s + (43.0 − 74.4i)3-s + (−126. − 219. i)4-s + 20.2·5-s + (−839. − 1.45e3i)6-s + (171.5 + 297. i)7-s − 2.44e3·8-s + (−2.60e3 − 4.51e3i)9-s + (197. − 341. i)10-s + (−1.46e3 + 2.53e3i)11-s − 2.17e4·12-s + (5.13e3 + 6.02e3i)13-s + 6.69e3·14-s + (869. − 1.50e3i)15-s + (−7.68e3 + 1.33e4i)16-s + (−1.27e4 − 2.20e4i)17-s + ⋯
L(s)  = 1  + (0.863 − 1.49i)2-s + (0.919 − 1.59i)3-s + (−0.989 − 1.71i)4-s + 0.0723·5-s + (−1.58 − 2.74i)6-s + (0.188 + 0.327i)7-s − 1.68·8-s + (−1.19 − 2.06i)9-s + (0.0623 − 0.108i)10-s + (−0.331 + 0.574i)11-s − 3.64·12-s + (0.648 + 0.761i)13-s + 0.652·14-s + (0.0664 − 0.115i)15-s + (−0.468 + 0.812i)16-s + (−0.628 − 1.08i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 91 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.423 - 0.905i)\, \overline{\Lambda}(8-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 91 ^{s/2} \, \Gamma_{\C}(s+7/2) \, L(s)\cr =\mathstrut & (-0.423 - 0.905i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(91\)    =    \(7 \cdot 13\)
Sign: $-0.423 - 0.905i$
Analytic conductor: \(28.4270\)
Root analytic conductor: \(5.33170\)
Motivic weight: \(7\)
Rational: no
Arithmetic: yes
Character: $\chi_{91} (22, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 91,\ (\ :7/2),\ -0.423 - 0.905i)\)

Particular Values

\(L(4)\) \(\approx\) \(2.01492 + 3.16685i\)
\(L(\frac12)\) \(\approx\) \(2.01492 + 3.16685i\)
\(L(\frac{9}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad7 \( 1 + (-171.5 - 297. i)T \)
13 \( 1 + (-5.13e3 - 6.02e3i)T \)
good2 \( 1 + (-9.76 + 16.9i)T + (-64 - 110. i)T^{2} \)
3 \( 1 + (-43.0 + 74.4i)T + (-1.09e3 - 1.89e3i)T^{2} \)
5 \( 1 - 20.2T + 7.81e4T^{2} \)
11 \( 1 + (1.46e3 - 2.53e3i)T + (-9.74e6 - 1.68e7i)T^{2} \)
17 \( 1 + (1.27e4 + 2.20e4i)T + (-2.05e8 + 3.55e8i)T^{2} \)
19 \( 1 + (-3.71e3 - 6.44e3i)T + (-4.46e8 + 7.74e8i)T^{2} \)
23 \( 1 + (9.24e3 - 1.60e4i)T + (-1.70e9 - 2.94e9i)T^{2} \)
29 \( 1 + (-8.58e4 + 1.48e5i)T + (-8.62e9 - 1.49e10i)T^{2} \)
31 \( 1 - 2.62e5T + 2.75e10T^{2} \)
37 \( 1 + (-1.76e5 + 3.04e5i)T + (-4.74e10 - 8.22e10i)T^{2} \)
41 \( 1 + (-2.56e5 + 4.44e5i)T + (-9.73e10 - 1.68e11i)T^{2} \)
43 \( 1 + (2.36e4 + 4.09e4i)T + (-1.35e11 + 2.35e11i)T^{2} \)
47 \( 1 + 2.61e5T + 5.06e11T^{2} \)
53 \( 1 - 4.40e5T + 1.17e12T^{2} \)
59 \( 1 + (-1.37e6 - 2.37e6i)T + (-1.24e12 + 2.15e12i)T^{2} \)
61 \( 1 + (-1.01e6 - 1.75e6i)T + (-1.57e12 + 2.72e12i)T^{2} \)
67 \( 1 + (7.48e5 - 1.29e6i)T + (-3.03e12 - 5.24e12i)T^{2} \)
71 \( 1 + (7.94e5 + 1.37e6i)T + (-4.54e12 + 7.87e12i)T^{2} \)
73 \( 1 - 2.52e6T + 1.10e13T^{2} \)
79 \( 1 + 1.62e6T + 1.92e13T^{2} \)
83 \( 1 + 7.11e6T + 2.71e13T^{2} \)
89 \( 1 + (-2.41e6 + 4.18e6i)T + (-2.21e13 - 3.83e13i)T^{2} \)
97 \( 1 + (8.05e6 + 1.39e7i)T + (-4.03e13 + 6.99e13i)T^{2} \)
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   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{2} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−11.97453580146113561254685419205, −11.57338121591713222974771373529, −9.837695047437432580827809994413, −8.733352124267141214704439227431, −7.37403959122789505821116350209, −5.96051124766446672392106978502, −4.18325380407744255735003096863, −2.65797505536526139097397288872, −2.02936835647902126796225440416, −0.807979279925463939966896063812, 3.11725679624680186305275583019, 4.12049431984018316375411091931, 5.05156031112952248666745002957, 6.25948652168532939395122266840, 8.146301328678988540334359671260, 8.420209896376957668579770808555, 9.964131114100035124139614461713, 11.01810778807059629208145408177, 13.08764268620638192747328292716, 13.82460351246867467635218932327

Graph of the $Z$-function along the critical line