Properties

Label 2-245-1.1-c3-0-27
Degree $2$
Conductor $245$
Sign $-1$
Analytic cond. $14.4554$
Root an. cond. $3.80203$
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  − 1.58·2-s + 5.24·3-s − 5.48·4-s − 5·5-s − 8.31·6-s + 21.3·8-s + 0.485·9-s + 7.92·10-s + 28.1·11-s − 28.7·12-s + 3.85·13-s − 26.2·15-s + 9.97·16-s − 38.3·17-s − 0.769·18-s − 116.·19-s + 27.4·20-s − 44.6·22-s − 176.·23-s + 112.·24-s + 25·25-s − 6.11·26-s − 139.·27-s − 209.·29-s + 41.5·30-s + 207.·31-s − 186.·32-s + ⋯
L(s)  = 1  − 0.560·2-s + 1.00·3-s − 0.685·4-s − 0.447·5-s − 0.565·6-s + 0.945·8-s + 0.0179·9-s + 0.250·10-s + 0.771·11-s − 0.691·12-s + 0.0823·13-s − 0.451·15-s + 0.155·16-s − 0.547·17-s − 0.0100·18-s − 1.40·19-s + 0.306·20-s − 0.432·22-s − 1.59·23-s + 0.953·24-s + 0.200·25-s − 0.0461·26-s − 0.990·27-s − 1.34·29-s + 0.252·30-s + 1.20·31-s − 1.03·32-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 245 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 245 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(245\)    =    \(5 \cdot 7^{2}\)
Sign: $-1$
Analytic conductor: \(14.4554\)
Root analytic conductor: \(3.80203\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 245,\ (\ :3/2),\ -1)\)

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)$
bad5 \( 1 + 5T \)
7 \( 1 \)
good2 \( 1 + 1.58T + 8T^{2} \)
3 \( 1 - 5.24T + 27T^{2} \)
11 \( 1 - 28.1T + 1.33e3T^{2} \)
13 \( 1 - 3.85T + 2.19e3T^{2} \)
17 \( 1 + 38.3T + 4.91e3T^{2} \)
19 \( 1 + 116.T + 6.85e3T^{2} \)
23 \( 1 + 176.T + 1.21e4T^{2} \)
29 \( 1 + 209.T + 2.43e4T^{2} \)
31 \( 1 - 207.T + 2.97e4T^{2} \)
37 \( 1 + 15.6T + 5.06e4T^{2} \)
41 \( 1 - 10.5T + 6.89e4T^{2} \)
43 \( 1 + 325.T + 7.95e4T^{2} \)
47 \( 1 - 188.T + 1.03e5T^{2} \)
53 \( 1 + 275.T + 1.48e5T^{2} \)
59 \( 1 + 43.8T + 2.05e5T^{2} \)
61 \( 1 + 855.T + 2.26e5T^{2} \)
67 \( 1 + 545.T + 3.00e5T^{2} \)
71 \( 1 - 1.02e3T + 3.57e5T^{2} \)
73 \( 1 - 252.T + 3.89e5T^{2} \)
79 \( 1 + 922.T + 4.93e5T^{2} \)
83 \( 1 - 960.T + 5.71e5T^{2} \)
89 \( 1 - 133.T + 7.04e5T^{2} \)
97 \( 1 - 1.02e3T + 9.12e5T^{2} \)
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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

−11.00447198868702718049414150212, −9.906659673113176271002140137805, −9.017159795864714526674431420318, −8.405125639031050811305536291883, −7.65400117964934738215036689460, −6.22068040978213335311116041835, −4.47875616141197994451195542212, −3.63623616393857740721138000635, −1.93756783274652489068805309255, 0, 1.93756783274652489068805309255, 3.63623616393857740721138000635, 4.47875616141197994451195542212, 6.22068040978213335311116041835, 7.65400117964934738215036689460, 8.405125639031050811305536291883, 9.017159795864714526674431420318, 9.906659673113176271002140137805, 11.00447198868702718049414150212

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