Properties

Label 2-7e4-1.1-c3-0-234
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  + 3.02·2-s − 6.47·3-s + 1.16·4-s − 14.0·5-s − 19.6·6-s − 20.6·8-s + 14.9·9-s − 42.5·10-s + 1.79·11-s − 7.57·12-s − 31.5·13-s + 90.9·15-s − 71.9·16-s + 17.8·17-s + 45.2·18-s − 34.8·19-s − 16.4·20-s + 5.43·22-s + 199.·23-s + 133.·24-s + 72.0·25-s − 95.3·26-s + 78.0·27-s + 275.·29-s + 275.·30-s − 116.·31-s − 52.4·32-s + ⋯
L(s)  = 1  + 1.07·2-s − 1.24·3-s + 0.146·4-s − 1.25·5-s − 1.33·6-s − 0.914·8-s + 0.553·9-s − 1.34·10-s + 0.0491·11-s − 0.182·12-s − 0.672·13-s + 1.56·15-s − 1.12·16-s + 0.253·17-s + 0.592·18-s − 0.420·19-s − 0.183·20-s + 0.0526·22-s + 1.80·23-s + 1.13·24-s + 0.576·25-s − 0.719·26-s + 0.556·27-s + 1.76·29-s + 1.67·30-s − 0.675·31-s − 0.289·32-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 \( 1 - 3.02T + 8T^{2} \)
3 \( 1 + 6.47T + 27T^{2} \)
5 \( 1 + 14.0T + 125T^{2} \)
11 \( 1 - 1.79T + 1.33e3T^{2} \)
13 \( 1 + 31.5T + 2.19e3T^{2} \)
17 \( 1 - 17.8T + 4.91e3T^{2} \)
19 \( 1 + 34.8T + 6.85e3T^{2} \)
23 \( 1 - 199.T + 1.21e4T^{2} \)
29 \( 1 - 275.T + 2.43e4T^{2} \)
31 \( 1 + 116.T + 2.97e4T^{2} \)
37 \( 1 + 32.1T + 5.06e4T^{2} \)
41 \( 1 + 326.T + 6.89e4T^{2} \)
43 \( 1 + 450.T + 7.95e4T^{2} \)
47 \( 1 - 364.T + 1.03e5T^{2} \)
53 \( 1 - 410.T + 1.48e5T^{2} \)
59 \( 1 - 836.T + 2.05e5T^{2} \)
61 \( 1 - 7.21T + 2.26e5T^{2} \)
67 \( 1 - 671.T + 3.00e5T^{2} \)
71 \( 1 - 717.T + 3.57e5T^{2} \)
73 \( 1 + 548.T + 3.89e5T^{2} \)
79 \( 1 - 195.T + 4.93e5T^{2} \)
83 \( 1 + 1.28e3T + 5.71e5T^{2} \)
89 \( 1 - 607.T + 7.04e5T^{2} \)
97 \( 1 + 665.T + 9.12e5T^{2} \)
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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

−8.235212897300102319375083059607, −6.88967189989457340948301064117, −6.79177034462361393874467911482, −5.50156543581799994577707318556, −5.08198855972872823230257362656, −4.40187075234642897200203317108, −3.58502154930059754993688885663, −2.70481513809035475055630359156, −0.841958342395072087663290047946, 0, 0.841958342395072087663290047946, 2.70481513809035475055630359156, 3.58502154930059754993688885663, 4.40187075234642897200203317108, 5.08198855972872823230257362656, 5.50156543581799994577707318556, 6.79177034462361393874467911482, 6.88967189989457340948301064117, 8.235212897300102319375083059607

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