Properties

Label 2-7e4-1.1-c3-0-477
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  + 5.24·2-s + 1.98·3-s + 19.5·4-s − 1.36·5-s + 10.4·6-s + 60.3·8-s − 23.0·9-s − 7.14·10-s − 18.4·11-s + 38.8·12-s − 21.2·13-s − 2.71·15-s + 160.·16-s − 126.·17-s − 120.·18-s + 50.2·19-s − 26.5·20-s − 96.8·22-s − 82.1·23-s + 120.·24-s − 123.·25-s − 111.·26-s − 99.5·27-s + 58.4·29-s − 14.2·30-s − 319.·31-s + 358.·32-s + ⋯
L(s)  = 1  + 1.85·2-s + 0.382·3-s + 2.43·4-s − 0.121·5-s + 0.710·6-s + 2.66·8-s − 0.853·9-s − 0.225·10-s − 0.506·11-s + 0.933·12-s − 0.453·13-s − 0.0466·15-s + 2.50·16-s − 1.79·17-s − 1.58·18-s + 0.607·19-s − 0.297·20-s − 0.938·22-s − 0.745·23-s + 1.02·24-s − 0.985·25-s − 0.840·26-s − 0.709·27-s + 0.374·29-s − 0.0865·30-s − 1.85·31-s + 1.98·32-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 \( 1 - 5.24T + 8T^{2} \)
3 \( 1 - 1.98T + 27T^{2} \)
5 \( 1 + 1.36T + 125T^{2} \)
11 \( 1 + 18.4T + 1.33e3T^{2} \)
13 \( 1 + 21.2T + 2.19e3T^{2} \)
17 \( 1 + 126.T + 4.91e3T^{2} \)
19 \( 1 - 50.2T + 6.85e3T^{2} \)
23 \( 1 + 82.1T + 1.21e4T^{2} \)
29 \( 1 - 58.4T + 2.43e4T^{2} \)
31 \( 1 + 319.T + 2.97e4T^{2} \)
37 \( 1 - 266.T + 5.06e4T^{2} \)
41 \( 1 + 246.T + 6.89e4T^{2} \)
43 \( 1 - 360.T + 7.95e4T^{2} \)
47 \( 1 + 139.T + 1.03e5T^{2} \)
53 \( 1 + 306.T + 1.48e5T^{2} \)
59 \( 1 - 562.T + 2.05e5T^{2} \)
61 \( 1 + 623.T + 2.26e5T^{2} \)
67 \( 1 - 923.T + 3.00e5T^{2} \)
71 \( 1 - 196.T + 3.57e5T^{2} \)
73 \( 1 + 62.3T + 3.89e5T^{2} \)
79 \( 1 + 432.T + 4.93e5T^{2} \)
83 \( 1 + 747.T + 5.71e5T^{2} \)
89 \( 1 - 327.T + 7.04e5T^{2} \)
97 \( 1 - 1.53e3T + 9.12e5T^{2} \)
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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

−7.915022036354417775725006477914, −7.29884698353090426929951506210, −6.38139740747795507499058696439, −5.72406658739178305843442661126, −5.00188854963936494706009454419, −4.18181973633926177034264369626, −3.44754885407864881482281968813, −2.51910428594937161648986288011, −2.00213096680966099137219479455, 0, 2.00213096680966099137219479455, 2.51910428594937161648986288011, 3.44754885407864881482281968813, 4.18181973633926177034264369626, 5.00188854963936494706009454419, 5.72406658739178305843442661126, 6.38139740747795507499058696439, 7.29884698353090426929951506210, 7.915022036354417775725006477914

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