Properties

Label 2-7e4-1.1-c3-0-177
Degree $2$
Conductor $2401$
Sign $1$
Analytic cond. $141.663$
Root an. cond. $11.9022$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 4.44·2-s + 6.83·3-s + 11.7·4-s − 2.20·5-s − 30.3·6-s − 16.6·8-s + 19.7·9-s + 9.78·10-s − 3.73·11-s + 80.3·12-s + 89.7·13-s − 15.0·15-s − 19.9·16-s − 55.9·17-s − 87.7·18-s − 27.6·19-s − 25.8·20-s + 16.5·22-s + 55.7·23-s − 113.·24-s − 120.·25-s − 399.·26-s − 49.6·27-s + 99.5·29-s + 66.9·30-s + 99.2·31-s + 221.·32-s + ⋯
L(s)  = 1  − 1.57·2-s + 1.31·3-s + 1.46·4-s − 0.197·5-s − 2.06·6-s − 0.736·8-s + 0.731·9-s + 0.309·10-s − 0.102·11-s + 1.93·12-s + 1.91·13-s − 0.259·15-s − 0.311·16-s − 0.797·17-s − 1.14·18-s − 0.333·19-s − 0.289·20-s + 0.160·22-s + 0.505·23-s − 0.968·24-s − 0.961·25-s − 3.00·26-s − 0.353·27-s + 0.637·29-s + 0.407·30-s + 0.574·31-s + 1.22·32-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2401 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2401 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2401\)    =    \(7^{4}\)
Sign: $1$
Analytic conductor: \(141.663\)
Root analytic conductor: \(11.9022\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2401,\ (\ :3/2),\ 1)\)

Particular Values

\(L(2)\) \(\approx\) \(1.603599259\)
\(L(\frac12)\) \(\approx\) \(1.603599259\)
\(L(\frac{5}{2})\) 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 \( 1 + 4.44T + 8T^{2} \)
3 \( 1 - 6.83T + 27T^{2} \)
5 \( 1 + 2.20T + 125T^{2} \)
11 \( 1 + 3.73T + 1.33e3T^{2} \)
13 \( 1 - 89.7T + 2.19e3T^{2} \)
17 \( 1 + 55.9T + 4.91e3T^{2} \)
19 \( 1 + 27.6T + 6.85e3T^{2} \)
23 \( 1 - 55.7T + 1.21e4T^{2} \)
29 \( 1 - 99.5T + 2.43e4T^{2} \)
31 \( 1 - 99.2T + 2.97e4T^{2} \)
37 \( 1 + 358.T + 5.06e4T^{2} \)
41 \( 1 + 333.T + 6.89e4T^{2} \)
43 \( 1 - 425.T + 7.95e4T^{2} \)
47 \( 1 - 483.T + 1.03e5T^{2} \)
53 \( 1 - 407.T + 1.48e5T^{2} \)
59 \( 1 - 572.T + 2.05e5T^{2} \)
61 \( 1 + 153.T + 2.26e5T^{2} \)
67 \( 1 - 370.T + 3.00e5T^{2} \)
71 \( 1 + 386.T + 3.57e5T^{2} \)
73 \( 1 - 678.T + 3.89e5T^{2} \)
79 \( 1 + 677.T + 4.93e5T^{2} \)
83 \( 1 + 792.T + 5.71e5T^{2} \)
89 \( 1 + 128.T + 7.04e5T^{2} \)
97 \( 1 - 430.T + 9.12e5T^{2} \)
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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

−8.616512005035609057314730105508, −8.320402570203998404916010354662, −7.39733758247203217362816080359, −6.75062389761171468238048997892, −5.78611968650550359211921621717, −4.27251823502031537844897117018, −3.51341528997628780165333394615, −2.47775509484751594687972543512, −1.69697922421580957982373888572, −0.68036359587697146130755381217, 0.68036359587697146130755381217, 1.69697922421580957982373888572, 2.47775509484751594687972543512, 3.51341528997628780165333394615, 4.27251823502031537844897117018, 5.78611968650550359211921621717, 6.75062389761171468238048997892, 7.39733758247203217362816080359, 8.320402570203998404916010354662, 8.616512005035609057314730105508

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