Properties

Label 2-325-1.1-c1-0-18
Degree $2$
Conductor $325$
Sign $-1$
Analytic cond. $2.59513$
Root an. cond. $1.61094$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 1.21·2-s − 1.31·3-s − 0.525·4-s − 1.59·6-s − 2.90·7-s − 3.06·8-s − 1.28·9-s + 0.214·11-s + 0.688·12-s + 13-s − 3.52·14-s − 2.67·16-s − 6.42·17-s − 1.55·18-s + 2.21·19-s + 3.80·21-s + 0.260·22-s − 4.68·23-s + 4.02·24-s + 1.21·26-s + 5.61·27-s + 1.52·28-s + 8.70·29-s − 5.59·31-s + 2.88·32-s − 0.280·33-s − 7.80·34-s + ⋯
L(s)  = 1  + 0.858·2-s − 0.756·3-s − 0.262·4-s − 0.649·6-s − 1.09·7-s − 1.08·8-s − 0.426·9-s + 0.0646·11-s + 0.198·12-s + 0.277·13-s − 0.942·14-s − 0.668·16-s − 1.55·17-s − 0.366·18-s + 0.507·19-s + 0.830·21-s + 0.0554·22-s − 0.977·23-s + 0.820·24-s + 0.238·26-s + 1.08·27-s + 0.288·28-s + 1.61·29-s − 1.00·31-s + 0.510·32-s − 0.0489·33-s − 1.33·34-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 325 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 325 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(325\)    =    \(5^{2} \cdot 13\)
Sign: $-1$
Analytic conductor: \(2.59513\)
Root analytic conductor: \(1.61094\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 325,\ (\ :1/2),\ -1)\)

Particular Values

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

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad5 \( 1 \)
13 \( 1 - T \)
good2 \( 1 - 1.21T + 2T^{2} \)
3 \( 1 + 1.31T + 3T^{2} \)
7 \( 1 + 2.90T + 7T^{2} \)
11 \( 1 - 0.214T + 11T^{2} \)
17 \( 1 + 6.42T + 17T^{2} \)
19 \( 1 - 2.21T + 19T^{2} \)
23 \( 1 + 4.68T + 23T^{2} \)
29 \( 1 - 8.70T + 29T^{2} \)
31 \( 1 + 5.59T + 31T^{2} \)
37 \( 1 + 2.28T + 37T^{2} \)
41 \( 1 - 3.05T + 41T^{2} \)
43 \( 1 + 6.36T + 43T^{2} \)
47 \( 1 + 1.09T + 47T^{2} \)
53 \( 1 - 6.23T + 53T^{2} \)
59 \( 1 + 9.26T + 59T^{2} \)
61 \( 1 + 0.280T + 61T^{2} \)
67 \( 1 - 7.76T + 67T^{2} \)
71 \( 1 + 6.08T + 71T^{2} \)
73 \( 1 - 10.2T + 73T^{2} \)
79 \( 1 + 14.2T + 79T^{2} \)
83 \( 1 + 9.52T + 83T^{2} \)
89 \( 1 + 5.61T + 89T^{2} \)
97 \( 1 - 18.0T + 97T^{2} \)
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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

−11.42879269097868626650043864116, −10.34549665260302943386695637184, −9.301599659564327059792031299384, −8.464053060251801022739943825094, −6.71146178299503457368272363710, −6.12902184354855729533820858206, −5.15378342731762026081601900056, −4.04933092664418761010583606534, −2.87181577168511614367826139490, 0, 2.87181577168511614367826139490, 4.04933092664418761010583606534, 5.15378342731762026081601900056, 6.12902184354855729533820858206, 6.71146178299503457368272363710, 8.464053060251801022739943825094, 9.301599659564327059792031299384, 10.34549665260302943386695637184, 11.42879269097868626650043864116

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