Properties

Label 2-7e4-1.1-c3-0-201
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 $1$

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: \(1\)
Selberg data: \((2,\ 2401,\ (\ :3/2),\ -1)\)

Particular Values

\(L(2)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{5}{2})\) 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

−8.209908200820808291468211073497, −7.36943802890114595891742760456, −7.04267079682870204682754780453, −5.98172749133460116550839082302, −5.28649018462606206433683206526, −4.49947481918714770971499618598, −2.88613690426218660963858675603, −1.84838006789143068802495181137, −0.76698726741891596809965253991, 0, 0.76698726741891596809965253991, 1.84838006789143068802495181137, 2.88613690426218660963858675603, 4.49947481918714770971499618598, 5.28649018462606206433683206526, 5.98172749133460116550839082302, 7.04267079682870204682754780453, 7.36943802890114595891742760456, 8.209908200820808291468211073497

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