Properties

Label 2-7e4-1.1-c3-0-452
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  + 4.24·2-s + 7.35·3-s + 10.0·4-s − 19.0·5-s + 31.2·6-s + 8.64·8-s + 27.1·9-s − 81.0·10-s − 13.3·11-s + 73.8·12-s + 44.5·13-s − 140.·15-s − 43.5·16-s − 44.8·17-s + 115.·18-s + 112.·19-s − 191.·20-s − 56.5·22-s + 87.0·23-s + 63.6·24-s + 238.·25-s + 189.·26-s + 0.745·27-s − 151.·29-s − 595.·30-s − 256.·31-s − 254.·32-s + ⋯
L(s)  = 1  + 1.50·2-s + 1.41·3-s + 1.25·4-s − 1.70·5-s + 2.12·6-s + 0.382·8-s + 1.00·9-s − 2.56·10-s − 0.365·11-s + 1.77·12-s + 0.949·13-s − 2.41·15-s − 0.680·16-s − 0.639·17-s + 1.50·18-s + 1.36·19-s − 2.14·20-s − 0.548·22-s + 0.788·23-s + 0.540·24-s + 1.91·25-s + 1.42·26-s + 0.00531·27-s − 0.971·29-s − 3.62·30-s − 1.48·31-s − 1.40·32-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 \( 1 - 4.24T + 8T^{2} \)
3 \( 1 - 7.35T + 27T^{2} \)
5 \( 1 + 19.0T + 125T^{2} \)
11 \( 1 + 13.3T + 1.33e3T^{2} \)
13 \( 1 - 44.5T + 2.19e3T^{2} \)
17 \( 1 + 44.8T + 4.91e3T^{2} \)
19 \( 1 - 112.T + 6.85e3T^{2} \)
23 \( 1 - 87.0T + 1.21e4T^{2} \)
29 \( 1 + 151.T + 2.43e4T^{2} \)
31 \( 1 + 256.T + 2.97e4T^{2} \)
37 \( 1 + 69.0T + 5.06e4T^{2} \)
41 \( 1 + 186.T + 6.89e4T^{2} \)
43 \( 1 - 119.T + 7.95e4T^{2} \)
47 \( 1 + 577.T + 1.03e5T^{2} \)
53 \( 1 + 40.6T + 1.48e5T^{2} \)
59 \( 1 + 601.T + 2.05e5T^{2} \)
61 \( 1 + 762.T + 2.26e5T^{2} \)
67 \( 1 - 142.T + 3.00e5T^{2} \)
71 \( 1 + 191.T + 3.57e5T^{2} \)
73 \( 1 - 337.T + 3.89e5T^{2} \)
79 \( 1 - 146.T + 4.93e5T^{2} \)
83 \( 1 + 992.T + 5.71e5T^{2} \)
89 \( 1 + 195.T + 7.04e5T^{2} \)
97 \( 1 - 350.T + 9.12e5T^{2} \)
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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

−8.076746554771372023720512201374, −7.45227220624631312859474936758, −6.84091401875547171734395088086, −5.61951178059383848551068456414, −4.72940769503333424211560429607, −3.97488089656206707696328711914, −3.28907469509526877159449009757, −3.08581401739292727628990182775, −1.69803784291345373614990638541, 0, 1.69803784291345373614990638541, 3.08581401739292727628990182775, 3.28907469509526877159449009757, 3.97488089656206707696328711914, 4.72940769503333424211560429607, 5.61951178059383848551068456414, 6.84091401875547171734395088086, 7.45227220624631312859474936758, 8.076746554771372023720512201374

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