Properties

Label 2-7e4-1.1-c3-0-361
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  + 5.10·2-s + 5.20·3-s + 18.0·4-s − 5.29·5-s + 26.5·6-s + 51.0·8-s + 0.0621·9-s − 26.9·10-s + 53.8·11-s + 93.7·12-s + 27.6·13-s − 27.5·15-s + 116.·16-s + 100.·17-s + 0.317·18-s + 70.0·19-s − 95.3·20-s + 274.·22-s − 147.·23-s + 265.·24-s − 97.0·25-s + 140.·26-s − 140.·27-s + 78.3·29-s − 140.·30-s − 79.8·31-s + 185.·32-s + ⋯
L(s)  = 1  + 1.80·2-s + 1.00·3-s + 2.25·4-s − 0.473·5-s + 1.80·6-s + 2.25·8-s + 0.00230·9-s − 0.853·10-s + 1.47·11-s + 2.25·12-s + 0.588·13-s − 0.473·15-s + 1.81·16-s + 1.43·17-s + 0.00415·18-s + 0.845·19-s − 1.06·20-s + 2.66·22-s − 1.33·23-s + 2.26·24-s − 0.776·25-s + 1.06·26-s − 0.998·27-s + 0.501·29-s − 0.854·30-s − 0.462·31-s + 1.02·32-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

\(L(2)\) \(\approx\) \(11.58396085\)
\(L(\frac12)\) \(\approx\) \(11.58396085\)
\(L(\frac{5}{2})\) 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 \( 1 - 5.10T + 8T^{2} \)
3 \( 1 - 5.20T + 27T^{2} \)
5 \( 1 + 5.29T + 125T^{2} \)
11 \( 1 - 53.8T + 1.33e3T^{2} \)
13 \( 1 - 27.6T + 2.19e3T^{2} \)
17 \( 1 - 100.T + 4.91e3T^{2} \)
19 \( 1 - 70.0T + 6.85e3T^{2} \)
23 \( 1 + 147.T + 1.21e4T^{2} \)
29 \( 1 - 78.3T + 2.43e4T^{2} \)
31 \( 1 + 79.8T + 2.97e4T^{2} \)
37 \( 1 - 245.T + 5.06e4T^{2} \)
41 \( 1 - 308.T + 6.89e4T^{2} \)
43 \( 1 + 363.T + 7.95e4T^{2} \)
47 \( 1 - 264.T + 1.03e5T^{2} \)
53 \( 1 - 195.T + 1.48e5T^{2} \)
59 \( 1 - 716.T + 2.05e5T^{2} \)
61 \( 1 - 478.T + 2.26e5T^{2} \)
67 \( 1 - 129.T + 3.00e5T^{2} \)
71 \( 1 + 459.T + 3.57e5T^{2} \)
73 \( 1 + 392.T + 3.89e5T^{2} \)
79 \( 1 - 1.04e3T + 4.93e5T^{2} \)
83 \( 1 + 1.33e3T + 5.71e5T^{2} \)
89 \( 1 + 581.T + 7.04e5T^{2} \)
97 \( 1 - 935.T + 9.12e5T^{2} \)
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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

−8.354230300513571293251938660337, −7.71884903463934993779193044551, −6.95334110778229091609790967576, −5.97815993267730950196813455353, −5.54758132658464378693288958477, −4.20072873630948182481435141642, −3.79875828299333202367706068725, −3.22998818951958231941918257155, −2.25634827001679425147351517473, −1.19798559486011033307996294660, 1.19798559486011033307996294660, 2.25634827001679425147351517473, 3.22998818951958231941918257155, 3.79875828299333202367706068725, 4.20072873630948182481435141642, 5.54758132658464378693288958477, 5.97815993267730950196813455353, 6.95334110778229091609790967576, 7.71884903463934993779193044551, 8.354230300513571293251938660337

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