Properties

Label 2-91-13.9-c7-0-3
Degree $2$
Conductor $91$
Sign $0.899 - 0.437i$
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  + (9.63 − 16.6i)2-s + (8.51 − 14.7i)3-s + (−121. − 210. i)4-s − 381.·5-s + (−164. − 284. i)6-s + (171.5 + 297. i)7-s − 2.22e3·8-s + (948. + 1.64e3i)9-s + (−3.67e3 + 6.36e3i)10-s + (−679. + 1.17e3i)11-s − 4.14e3·12-s + (−5.95e3 + 5.22e3i)13-s + 6.61e3·14-s + (−3.24e3 + 5.62e3i)15-s + (−5.85e3 + 1.01e4i)16-s + (5.04e3 + 8.73e3i)17-s + ⋯
L(s)  = 1  + (0.851 − 1.47i)2-s + (0.182 − 0.315i)3-s + (−0.950 − 1.64i)4-s − 1.36·5-s + (−0.310 − 0.537i)6-s + (0.188 + 0.327i)7-s − 1.53·8-s + (0.433 + 0.751i)9-s + (−1.16 + 2.01i)10-s + (−0.154 + 0.266i)11-s − 0.692·12-s + (−0.751 + 0.659i)13-s + 0.643·14-s + (−0.248 + 0.430i)15-s + (−0.357 + 0.619i)16-s + (0.249 + 0.431i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 91 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.899 - 0.437i)\, \overline{\Lambda}(8-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 91 ^{s/2} \, \Gamma_{\C}(s+7/2) \, L(s)\cr =\mathstrut & (0.899 - 0.437i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(91\)    =    \(7 \cdot 13\)
Sign: $0.899 - 0.437i$
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: \((2,\ 91,\ (\ :7/2),\ 0.899 - 0.437i)\)

Particular Values

\(L(4)\) \(\approx\) \(0.725473 + 0.166995i\)
\(L(\frac12)\) \(\approx\) \(0.725473 + 0.166995i\)
\(L(\frac{9}{2})\) 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 \( 1 + (5.95e3 - 5.22e3i)T \)
good2 \( 1 + (-9.63 + 16.6i)T + (-64 - 110. i)T^{2} \)
3 \( 1 + (-8.51 + 14.7i)T + (-1.09e3 - 1.89e3i)T^{2} \)
5 \( 1 + 381.T + 7.81e4T^{2} \)
11 \( 1 + (679. - 1.17e3i)T + (-9.74e6 - 1.68e7i)T^{2} \)
17 \( 1 + (-5.04e3 - 8.73e3i)T + (-2.05e8 + 3.55e8i)T^{2} \)
19 \( 1 + (1.55e4 + 2.68e4i)T + (-4.46e8 + 7.74e8i)T^{2} \)
23 \( 1 + (4.40e3 - 7.63e3i)T + (-1.70e9 - 2.94e9i)T^{2} \)
29 \( 1 + (1.39e4 - 2.41e4i)T + (-8.62e9 - 1.49e10i)T^{2} \)
31 \( 1 + 8.02e4T + 2.75e10T^{2} \)
37 \( 1 + (2.08e5 - 3.60e5i)T + (-4.74e10 - 8.22e10i)T^{2} \)
41 \( 1 + (3.52e5 - 6.10e5i)T + (-9.73e10 - 1.68e11i)T^{2} \)
43 \( 1 + (-1.34e5 - 2.33e5i)T + (-1.35e11 + 2.35e11i)T^{2} \)
47 \( 1 + 3.20e5T + 5.06e11T^{2} \)
53 \( 1 - 1.56e6T + 1.17e12T^{2} \)
59 \( 1 + (7.93e5 + 1.37e6i)T + (-1.24e12 + 2.15e12i)T^{2} \)
61 \( 1 + (-3.17e5 - 5.49e5i)T + (-1.57e12 + 2.72e12i)T^{2} \)
67 \( 1 + (9.28e5 - 1.60e6i)T + (-3.03e12 - 5.24e12i)T^{2} \)
71 \( 1 + (-1.79e5 - 3.11e5i)T + (-4.54e12 + 7.87e12i)T^{2} \)
73 \( 1 - 1.48e5T + 1.10e13T^{2} \)
79 \( 1 + 2.31e6T + 1.92e13T^{2} \)
83 \( 1 + 6.88e6T + 2.71e13T^{2} \)
89 \( 1 + (3.61e6 - 6.26e6i)T + (-2.21e13 - 3.83e13i)T^{2} \)
97 \( 1 + (4.84e6 + 8.39e6i)T + (-4.03e13 + 6.99e13i)T^{2} \)
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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

−12.57100540765082772248036676235, −11.77856290870587160474828318851, −11.03865293631932464500973517061, −9.900220013569572258851117781933, −8.350367462647222795826717927904, −7.13139611471260768309403273265, −4.97529347881885590121556640749, −4.18717555182992971416008071341, −2.80693912668267824247029727416, −1.58512214579299654654257141291, 0.17474012833738527182007240299, 3.52454721438222140832156695178, 4.23462467353077844626059688381, 5.50465046176580265873269288514, 7.02728257735529801941072496666, 7.70274971403861362082523583283, 8.722939597604737344625229647758, 10.40919288196405603106494609029, 12.01612896671528693576950876391, 12.70571464368377182458248062043

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