Properties

Label 2-7e3-49.11-c1-0-13
Degree $2$
Conductor $343$
Sign $-0.365 + 0.930i$
Analytic cond. $2.73886$
Root an. cond. $1.65495$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (−0.891 + 0.827i)2-s + (−0.514 + 0.0775i)3-s + (−0.0388 + 0.518i)4-s + (0.948 − 2.41i)5-s + (0.394 − 0.495i)6-s + (−1.91 − 2.39i)8-s + (−2.60 + 0.804i)9-s + (1.15 + 2.93i)10-s + (−3.67 − 1.13i)11-s + (−0.0202 − 0.269i)12-s + (−0.203 − 0.891i)13-s + (−0.300 + 1.31i)15-s + (2.66 + 0.400i)16-s + (−4.07 + 2.77i)17-s + (1.66 − 2.87i)18-s + (−1.24 − 2.15i)19-s + ⋯
L(s)  = 1  + (−0.630 + 0.585i)2-s + (−0.297 + 0.0447i)3-s + (−0.0194 + 0.259i)4-s + (0.423 − 1.08i)5-s + (0.161 − 0.202i)6-s + (−0.675 − 0.847i)8-s + (−0.869 + 0.268i)9-s + (0.364 + 0.929i)10-s + (−1.10 − 0.341i)11-s + (−0.00583 − 0.0779i)12-s + (−0.0564 − 0.247i)13-s + (−0.0776 + 0.340i)15-s + (0.665 + 0.100i)16-s + (−0.988 + 0.674i)17-s + (0.391 − 0.677i)18-s + (−0.285 − 0.494i)19-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 343 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.365 + 0.930i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 343 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.365 + 0.930i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(343\)    =    \(7^{3}\)
Sign: $-0.365 + 0.930i$
Analytic conductor: \(2.73886\)
Root analytic conductor: \(1.65495\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{343} (312, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 343,\ (\ :1/2),\ -0.365 + 0.930i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.139313 - 0.204280i\)
\(L(\frac12)\) \(\approx\) \(0.139313 - 0.204280i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad7 \( 1 \)
good2 \( 1 + (0.891 - 0.827i)T + (0.149 - 1.99i)T^{2} \)
3 \( 1 + (0.514 - 0.0775i)T + (2.86 - 0.884i)T^{2} \)
5 \( 1 + (-0.948 + 2.41i)T + (-3.66 - 3.40i)T^{2} \)
11 \( 1 + (3.67 + 1.13i)T + (9.08 + 6.19i)T^{2} \)
13 \( 1 + (0.203 + 0.891i)T + (-11.7 + 5.64i)T^{2} \)
17 \( 1 + (4.07 - 2.77i)T + (6.21 - 15.8i)T^{2} \)
19 \( 1 + (1.24 + 2.15i)T + (-9.5 + 16.4i)T^{2} \)
23 \( 1 + (3.26 + 2.22i)T + (8.40 + 21.4i)T^{2} \)
29 \( 1 + (4.93 + 2.37i)T + (18.0 + 22.6i)T^{2} \)
31 \( 1 + (-4.93 + 8.54i)T + (-15.5 - 26.8i)T^{2} \)
37 \( 1 + (-0.163 - 2.18i)T + (-36.5 + 5.51i)T^{2} \)
41 \( 1 + (1.31 + 1.65i)T + (-9.12 + 39.9i)T^{2} \)
43 \( 1 + (2.67 - 3.35i)T + (-9.56 - 41.9i)T^{2} \)
47 \( 1 + (-4.19 + 3.89i)T + (3.51 - 46.8i)T^{2} \)
53 \( 1 + (0.574 - 7.65i)T + (-52.4 - 7.89i)T^{2} \)
59 \( 1 + (3.54 + 9.03i)T + (-43.2 + 40.1i)T^{2} \)
61 \( 1 + (-1.08 - 14.4i)T + (-60.3 + 9.09i)T^{2} \)
67 \( 1 + (3.38 - 5.85i)T + (-33.5 - 58.0i)T^{2} \)
71 \( 1 + (-5.32 + 2.56i)T + (44.2 - 55.5i)T^{2} \)
73 \( 1 + (8.33 + 7.73i)T + (5.45 + 72.7i)T^{2} \)
79 \( 1 + (-2.95 - 5.12i)T + (-39.5 + 68.4i)T^{2} \)
83 \( 1 + (0.604 - 2.64i)T + (-74.7 - 36.0i)T^{2} \)
89 \( 1 + (-0.929 + 0.286i)T + (73.5 - 50.1i)T^{2} \)
97 \( 1 + 17.8T + 97T^{2} \)
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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

−11.18078531161635257273695068339, −10.13947851828205235273589610514, −9.058327252934767817837069482766, −8.421976081060583850248834503001, −7.76276720539061758562728479358, −6.30970862808236279100246767559, −5.53423635775015383620396782647, −4.32902160992121609920534946721, −2.56857524833531686729690878032, −0.20013959891711699151849400137, 2.10793698765450291506784929716, 3.05192982646695486732055981046, 5.06443815205869428457423096012, 6.02112754810169613622541705599, 6.94799099517478694146981685871, 8.270196461489757622481623634476, 9.258789738104719010081463954320, 10.18323767668664212004955424486, 10.77930464218114331551198306566, 11.43691612870526223448385130059

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