Properties

Label 2-91-13.9-c7-0-24
Degree $2$
Conductor $91$
Sign $0.992 - 0.124i$
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  + (4.98 − 8.63i)2-s + (13.2 − 22.9i)3-s + (14.2 + 24.7i)4-s + 86.0·5-s + (−132. − 228. i)6-s + (171.5 + 297. i)7-s + 1.56e3·8-s + (742. + 1.28e3i)9-s + (428. − 742. i)10-s + (−2.60e3 + 4.51e3i)11-s + 755.·12-s + (−7.31e3 + 3.03e3i)13-s + 3.42e3·14-s + (1.13e3 − 1.97e3i)15-s + (5.95e3 − 1.03e4i)16-s + (5.82e3 + 1.00e4i)17-s + ⋯
L(s)  = 1  + (0.440 − 0.763i)2-s + (0.283 − 0.490i)3-s + (0.111 + 0.192i)4-s + 0.307·5-s + (−0.249 − 0.432i)6-s + (0.188 + 0.327i)7-s + 1.07·8-s + (0.339 + 0.587i)9-s + (0.135 − 0.234i)10-s + (−0.590 + 1.02i)11-s + 0.126·12-s + (−0.923 + 0.383i)13-s + 0.333·14-s + (0.0871 − 0.150i)15-s + (0.363 − 0.630i)16-s + (0.287 + 0.497i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 91 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.992 - 0.124i)\, \overline{\Lambda}(8-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 91 ^{s/2} \, \Gamma_{\C}(s+7/2) \, L(s)\cr =\mathstrut & (0.992 - 0.124i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(91\)    =    \(7 \cdot 13\)
Sign: $0.992 - 0.124i$
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: \((2,\ 91,\ (\ :7/2),\ 0.992 - 0.124i)\)

Particular Values

\(L(4)\) \(\approx\) \(3.15750 + 0.198110i\)
\(L(\frac12)\) \(\approx\) \(3.15750 + 0.198110i\)
\(L(\frac{9}{2})\) 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 \( 1 + (7.31e3 - 3.03e3i)T \)
good2 \( 1 + (-4.98 + 8.63i)T + (-64 - 110. i)T^{2} \)
3 \( 1 + (-13.2 + 22.9i)T + (-1.09e3 - 1.89e3i)T^{2} \)
5 \( 1 - 86.0T + 7.81e4T^{2} \)
11 \( 1 + (2.60e3 - 4.51e3i)T + (-9.74e6 - 1.68e7i)T^{2} \)
17 \( 1 + (-5.82e3 - 1.00e4i)T + (-2.05e8 + 3.55e8i)T^{2} \)
19 \( 1 + (-2.26e4 - 3.91e4i)T + (-4.46e8 + 7.74e8i)T^{2} \)
23 \( 1 + (1.12e4 - 1.95e4i)T + (-1.70e9 - 2.94e9i)T^{2} \)
29 \( 1 + (-3.47e4 + 6.02e4i)T + (-8.62e9 - 1.49e10i)T^{2} \)
31 \( 1 + 5.87e4T + 2.75e10T^{2} \)
37 \( 1 + (-1.67e5 + 2.90e5i)T + (-4.74e10 - 8.22e10i)T^{2} \)
41 \( 1 + (-2.60e5 + 4.50e5i)T + (-9.73e10 - 1.68e11i)T^{2} \)
43 \( 1 + (2.32e5 + 4.02e5i)T + (-1.35e11 + 2.35e11i)T^{2} \)
47 \( 1 - 9.22e5T + 5.06e11T^{2} \)
53 \( 1 + 2.20e5T + 1.17e12T^{2} \)
59 \( 1 + (-1.78e5 - 3.08e5i)T + (-1.24e12 + 2.15e12i)T^{2} \)
61 \( 1 + (-2.64e5 - 4.58e5i)T + (-1.57e12 + 2.72e12i)T^{2} \)
67 \( 1 + (-1.34e6 + 2.32e6i)T + (-3.03e12 - 5.24e12i)T^{2} \)
71 \( 1 + (4.53e5 + 7.84e5i)T + (-4.54e12 + 7.87e12i)T^{2} \)
73 \( 1 + 1.64e6T + 1.10e13T^{2} \)
79 \( 1 - 2.90e6T + 1.92e13T^{2} \)
83 \( 1 + 1.12e6T + 2.71e13T^{2} \)
89 \( 1 + (4.30e6 - 7.45e6i)T + (-2.21e13 - 3.83e13i)T^{2} \)
97 \( 1 + (-1.53e6 - 2.65e6i)T + (-4.03e13 + 6.99e13i)T^{2} \)
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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

−12.48939455383541278638440362957, −12.05724410965021807234442424163, −10.59314991330208356499668093387, −9.727656820252477694598270685343, −7.894676757310848279201367845298, −7.32757062603945281150360052475, −5.40105375362310649301283648481, −4.07077401261409878147493503539, −2.37695495792975730073581916095, −1.75438303560819369543451908239, 0.851209093889229299839449275781, 2.88925751063323864814365244925, 4.55281410076400652959993156448, 5.55977466132240161883249302464, 6.83329486807245190739288759682, 7.917653675093768460401873147762, 9.461735738660962726938133259556, 10.33254514745447278395720057008, 11.48449461558555245194001550551, 13.07041649634121664363782235248

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