Properties

Label 2-7e4-1.1-c3-0-171
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  + 0.836·2-s − 6.41·3-s − 7.29·4-s + 1.43·5-s − 5.36·6-s − 12.8·8-s + 14.1·9-s + 1.19·10-s + 54.3·11-s + 46.8·12-s + 67.1·13-s − 9.18·15-s + 47.6·16-s + 18.9·17-s + 11.8·18-s − 58.6·19-s − 10.4·20-s + 45.4·22-s + 19.2·23-s + 82.1·24-s − 122.·25-s + 56.2·26-s + 82.3·27-s + 228.·29-s − 7.68·30-s + 165.·31-s + 142.·32-s + ⋯
L(s)  = 1  + 0.295·2-s − 1.23·3-s − 0.912·4-s + 0.128·5-s − 0.365·6-s − 0.565·8-s + 0.524·9-s + 0.0378·10-s + 1.49·11-s + 1.12·12-s + 1.43·13-s − 0.158·15-s + 0.744·16-s + 0.269·17-s + 0.155·18-s − 0.707·19-s − 0.116·20-s + 0.440·22-s + 0.174·23-s + 0.698·24-s − 0.983·25-s + 0.424·26-s + 0.587·27-s + 1.46·29-s − 0.0467·30-s + 0.957·31-s + 0.786·32-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

\(L(2)\) \(\approx\) \(1.541816185\)
\(L(\frac12)\) \(\approx\) \(1.541816185\)
\(L(\frac{5}{2})\) 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 \( 1 - 0.836T + 8T^{2} \)
3 \( 1 + 6.41T + 27T^{2} \)
5 \( 1 - 1.43T + 125T^{2} \)
11 \( 1 - 54.3T + 1.33e3T^{2} \)
13 \( 1 - 67.1T + 2.19e3T^{2} \)
17 \( 1 - 18.9T + 4.91e3T^{2} \)
19 \( 1 + 58.6T + 6.85e3T^{2} \)
23 \( 1 - 19.2T + 1.21e4T^{2} \)
29 \( 1 - 228.T + 2.43e4T^{2} \)
31 \( 1 - 165.T + 2.97e4T^{2} \)
37 \( 1 - 238.T + 5.06e4T^{2} \)
41 \( 1 - 194.T + 6.89e4T^{2} \)
43 \( 1 - 228.T + 7.95e4T^{2} \)
47 \( 1 - 246.T + 1.03e5T^{2} \)
53 \( 1 + 531.T + 1.48e5T^{2} \)
59 \( 1 - 167.T + 2.05e5T^{2} \)
61 \( 1 + 453.T + 2.26e5T^{2} \)
67 \( 1 - 153.T + 3.00e5T^{2} \)
71 \( 1 + 619.T + 3.57e5T^{2} \)
73 \( 1 + 396.T + 3.89e5T^{2} \)
79 \( 1 + 981.T + 4.93e5T^{2} \)
83 \( 1 + 413.T + 5.71e5T^{2} \)
89 \( 1 - 1.33e3T + 7.04e5T^{2} \)
97 \( 1 - 1.06e3T + 9.12e5T^{2} \)
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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

−8.724061389572754181478103746901, −7.956473988483423588300368516088, −6.60281664578451494586018558176, −6.12081076449938858724498362910, −5.68613919003363181137917303902, −4.43866564630845204425563483622, −4.20521088732143562076791534005, −3.05388814970155573326227719449, −1.31357598610042430663043297206, −0.66218942088693057247373099291, 0.66218942088693057247373099291, 1.31357598610042430663043297206, 3.05388814970155573326227719449, 4.20521088732143562076791534005, 4.43866564630845204425563483622, 5.68613919003363181137917303902, 6.12081076449938858724498362910, 6.60281664578451494586018558176, 7.956473988483423588300368516088, 8.724061389572754181478103746901

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