Properties

Label 2-245-1.1-c3-0-37
Degree $2$
Conductor $245$
Sign $-1$
Analytic cond. $14.4554$
Root an. cond. $3.80203$
Motivic weight $3$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2-s + 6·3-s − 7·4-s − 5·5-s + 6·6-s − 15·8-s + 9·9-s − 5·10-s − 44·11-s − 42·12-s + 6·13-s − 30·15-s + 41·16-s − 24·17-s + 9·18-s − 114·19-s + 35·20-s − 44·22-s − 52·23-s − 90·24-s + 25·25-s + 6·26-s − 108·27-s + 146·29-s − 30·30-s − 276·31-s + 161·32-s + ⋯
L(s)  = 1  + 0.353·2-s + 1.15·3-s − 7/8·4-s − 0.447·5-s + 0.408·6-s − 0.662·8-s + 1/3·9-s − 0.158·10-s − 1.20·11-s − 1.01·12-s + 0.128·13-s − 0.516·15-s + 0.640·16-s − 0.342·17-s + 0.117·18-s − 1.37·19-s + 0.391·20-s − 0.426·22-s − 0.471·23-s − 0.765·24-s + 1/5·25-s + 0.0452·26-s − 0.769·27-s + 0.934·29-s − 0.182·30-s − 1.59·31-s + 0.889·32-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: yes
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 \( 1 + p T \)
7 \( 1 \)
good2 \( 1 - T + p^{3} T^{2} \)
3 \( 1 - 2 p T + p^{3} T^{2} \)
11 \( 1 + 4 p T + p^{3} T^{2} \)
13 \( 1 - 6 T + p^{3} T^{2} \)
17 \( 1 + 24 T + p^{3} T^{2} \)
19 \( 1 + 6 p T + p^{3} T^{2} \)
23 \( 1 + 52 T + p^{3} T^{2} \)
29 \( 1 - 146 T + p^{3} T^{2} \)
31 \( 1 + 276 T + p^{3} T^{2} \)
37 \( 1 + 210 T + p^{3} T^{2} \)
41 \( 1 - 444 T + p^{3} T^{2} \)
43 \( 1 - 492 T + p^{3} T^{2} \)
47 \( 1 + 612 T + p^{3} T^{2} \)
53 \( 1 - 50 T + p^{3} T^{2} \)
59 \( 1 - 294 T + p^{3} T^{2} \)
61 \( 1 - 450 T + p^{3} T^{2} \)
67 \( 1 + 668 T + p^{3} T^{2} \)
71 \( 1 + 308 T + p^{3} T^{2} \)
73 \( 1 - 12 T + p^{3} T^{2} \)
79 \( 1 - 596 T + p^{3} T^{2} \)
83 \( 1 + 966 T + p^{3} T^{2} \)
89 \( 1 + 408 T + p^{3} T^{2} \)
97 \( 1 + 1200 T + p^{3} T^{2} \)
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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

−11.11943207937774431517957557187, −10.07079604666857719509341197608, −8.930214853448494380417179699339, −8.394596957009384754322153936415, −7.50764558697864415862005856022, −5.85972375663024862651738899135, −4.58125118838758732899166915410, −3.59686616752362928862528365883, −2.42548739097642481039152469598, 0, 2.42548739097642481039152469598, 3.59686616752362928862528365883, 4.58125118838758732899166915410, 5.85972375663024862651738899135, 7.50764558697864415862005856022, 8.394596957009384754322153936415, 8.930214853448494380417179699339, 10.07079604666857719509341197608, 11.11943207937774431517957557187

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