Properties

Label 2-140-7.6-c14-0-21
Degree $2$
Conductor $140$
Sign $0.131 + 0.991i$
Analytic cond. $174.060$
Root an. cond. $13.1932$
Motivic weight $14$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 1.56e3i·3-s − 3.49e4i·5-s + (−8.16e5 + 1.07e5i)7-s + 2.33e6·9-s + 6.84e6·11-s + 2.90e6i·13-s − 5.46e7·15-s + 6.39e7i·17-s − 7.05e8i·19-s + (1.68e8 + 1.27e9i)21-s + 6.52e8·23-s − 1.22e9·25-s − 1.11e10i·27-s − 1.19e9·29-s + 4.78e10i·31-s + ⋯
L(s)  = 1  − 0.715i·3-s − 0.447i·5-s + (−0.991 + 0.131i)7-s + 0.487·9-s + 0.351·11-s + 0.0463i·13-s − 0.320·15-s + 0.155i·17-s − 0.789i·19-s + (0.0938 + 0.709i)21-s + 0.191·23-s − 0.199·25-s − 1.06i·27-s − 0.0693·29-s + 1.73i·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 140 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.131 + 0.991i)\, \overline{\Lambda}(15-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 140 ^{s/2} \, \Gamma_{\C}(s+7) \, L(s)\cr =\mathstrut & (0.131 + 0.991i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(140\)    =    \(2^{2} \cdot 5 \cdot 7\)
Sign: $0.131 + 0.991i$
Analytic conductor: \(174.060\)
Root analytic conductor: \(13.1932\)
Motivic weight: \(14\)
Rational: no
Arithmetic: yes
Character: $\chi_{140} (41, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 140,\ (\ :7),\ 0.131 + 0.991i)\)

Particular Values

\(L(\frac{15}{2})\) \(\approx\) \(1.990429453\)
\(L(\frac12)\) \(\approx\) \(1.990429453\)
\(L(8)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
5 \( 1 + 3.49e4iT \)
7 \( 1 + (8.16e5 - 1.07e5i)T \)
good3 \( 1 + 1.56e3iT - 4.78e6T^{2} \)
11 \( 1 - 6.84e6T + 3.79e14T^{2} \)
13 \( 1 - 2.90e6iT - 3.93e15T^{2} \)
17 \( 1 - 6.39e7iT - 1.68e17T^{2} \)
19 \( 1 + 7.05e8iT - 7.99e17T^{2} \)
23 \( 1 - 6.52e8T + 1.15e19T^{2} \)
29 \( 1 + 1.19e9T + 2.97e20T^{2} \)
31 \( 1 - 4.78e10iT - 7.56e20T^{2} \)
37 \( 1 - 6.50e10T + 9.01e21T^{2} \)
41 \( 1 - 2.65e11iT - 3.79e22T^{2} \)
43 \( 1 + 1.87e11T + 7.38e22T^{2} \)
47 \( 1 + 1.12e11iT - 2.56e23T^{2} \)
53 \( 1 - 2.13e12T + 1.37e24T^{2} \)
59 \( 1 + 1.93e12iT - 6.19e24T^{2} \)
61 \( 1 + 7.97e11iT - 9.87e24T^{2} \)
67 \( 1 - 9.53e12T + 3.67e25T^{2} \)
71 \( 1 - 4.55e12T + 8.27e25T^{2} \)
73 \( 1 - 9.49e12iT - 1.22e26T^{2} \)
79 \( 1 - 5.62e12T + 3.68e26T^{2} \)
83 \( 1 - 1.08e13iT - 7.36e26T^{2} \)
89 \( 1 - 1.47e13iT - 1.95e27T^{2} \)
97 \( 1 - 9.21e11iT - 6.52e27T^{2} \)
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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

−10.18780234641268087702906546970, −9.304341093840897265560941784250, −8.288887716578364854301485849601, −7.02125065850540348238379476388, −6.44586565409349466147744022881, −5.10508508803603003666543586847, −3.86275926724019172781994059880, −2.64201988343810442021105642049, −1.41558543964173474614653812508, −0.53007817410416619865403980785, 0.75026521571689905835735024080, 2.25688634852995555896994149189, 3.52288449125146893321452092375, 4.16124053632925357935148908334, 5.59762268341187121029002482640, 6.63668957731817810477695090518, 7.60383669105760576709789195637, 9.078124540593519100402745335950, 9.877891920510599879363006599681, 10.52364972753044039000792195291

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