Properties

Label 2-245-1.1-c5-0-46
Degree $2$
Conductor $245$
Sign $-1$
Analytic cond. $39.2940$
Root an. cond. $6.26849$
Motivic weight $5$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 0.780·2-s − 4.65·3-s − 31.3·4-s + 25·5-s − 3.62·6-s − 49.4·8-s − 221.·9-s + 19.5·10-s + 379.·11-s + 145.·12-s + 801.·13-s − 116.·15-s + 965.·16-s + 1.71e3·17-s − 172.·18-s − 2.88e3·19-s − 784.·20-s + 295.·22-s − 3.55e3·23-s + 230.·24-s + 625·25-s + 625.·26-s + 2.15e3·27-s + 504.·29-s − 90.7·30-s − 6.36e3·31-s + 2.33e3·32-s + ⋯
L(s)  = 1  + 0.137·2-s − 0.298·3-s − 0.980·4-s + 0.447·5-s − 0.0411·6-s − 0.273·8-s − 0.910·9-s + 0.0616·10-s + 0.945·11-s + 0.292·12-s + 1.31·13-s − 0.133·15-s + 0.943·16-s + 1.43·17-s − 0.125·18-s − 1.83·19-s − 0.438·20-s + 0.130·22-s − 1.40·23-s + 0.0815·24-s + 0.200·25-s + 0.181·26-s + 0.570·27-s + 0.111·29-s − 0.0184·30-s − 1.18·31-s + 0.403·32-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 245 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(6-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 245 ^{s/2} \, \Gamma_{\C}(s+5/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(245\)    =    \(5 \cdot 7^{2}\)
Sign: $-1$
Analytic conductor: \(39.2940\)
Root analytic conductor: \(6.26849\)
Motivic weight: \(5\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 245,\ (\ :5/2),\ -1)\)

Particular Values

\(L(3)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{7}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad5 \( 1 - 25T \)
7 \( 1 \)
good2 \( 1 - 0.780T + 32T^{2} \)
3 \( 1 + 4.65T + 243T^{2} \)
11 \( 1 - 379.T + 1.61e5T^{2} \)
13 \( 1 - 801.T + 3.71e5T^{2} \)
17 \( 1 - 1.71e3T + 1.41e6T^{2} \)
19 \( 1 + 2.88e3T + 2.47e6T^{2} \)
23 \( 1 + 3.55e3T + 6.43e6T^{2} \)
29 \( 1 - 504.T + 2.05e7T^{2} \)
31 \( 1 + 6.36e3T + 2.86e7T^{2} \)
37 \( 1 - 1.43e4T + 6.93e7T^{2} \)
41 \( 1 + 3.90e3T + 1.15e8T^{2} \)
43 \( 1 + 9.49e3T + 1.47e8T^{2} \)
47 \( 1 + 2.15e4T + 2.29e8T^{2} \)
53 \( 1 - 3.53e3T + 4.18e8T^{2} \)
59 \( 1 + 2.64e4T + 7.14e8T^{2} \)
61 \( 1 + 3.39e4T + 8.44e8T^{2} \)
67 \( 1 + 2.87e4T + 1.35e9T^{2} \)
71 \( 1 + 2.64e4T + 1.80e9T^{2} \)
73 \( 1 + 3.46e4T + 2.07e9T^{2} \)
79 \( 1 + 3.83e4T + 3.07e9T^{2} \)
83 \( 1 - 6.14e4T + 3.93e9T^{2} \)
89 \( 1 + 1.43e5T + 5.58e9T^{2} \)
97 \( 1 - 1.49e3T + 8.58e9T^{2} \)
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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

−10.73399572145151201091947223320, −9.726570359574645900923073176062, −8.775679674402029271961784558592, −8.100792362708559963449802377888, −6.21286950414021347012071625871, −5.80675695643749358970443043285, −4.37991097827077823417044003473, −3.36638679847157436232689306841, −1.46092170243864983795257170362, 0, 1.46092170243864983795257170362, 3.36638679847157436232689306841, 4.37991097827077823417044003473, 5.80675695643749358970443043285, 6.21286950414021347012071625871, 8.100792362708559963449802377888, 8.775679674402029271961784558592, 9.726570359574645900923073176062, 10.73399572145151201091947223320

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