Properties

Label 2-98-1.1-c5-0-1
Degree $2$
Conductor $98$
Sign $1$
Analytic cond. $15.7176$
Root an. cond. $3.96454$
Motivic weight $5$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 4·2-s − 15.8·3-s + 16·4-s + 21·5-s + 63.2·6-s − 64·8-s + 6.75·9-s − 84·10-s − 625.·11-s − 252.·12-s + 206.·13-s − 331.·15-s + 256·16-s − 1.06e3·17-s − 27.0·18-s + 1.88e3·19-s + 336·20-s + 2.50e3·22-s + 3.71e3·23-s + 1.01e3·24-s − 2.68e3·25-s − 827.·26-s + 3.73e3·27-s − 123.·29-s + 1.32e3·30-s + 9.10e3·31-s − 1.02e3·32-s + ⋯
L(s)  = 1  − 0.707·2-s − 1.01·3-s + 0.5·4-s + 0.375·5-s + 0.716·6-s − 0.353·8-s + 0.0277·9-s − 0.265·10-s − 1.55·11-s − 0.506·12-s + 0.339·13-s − 0.380·15-s + 0.250·16-s − 0.890·17-s − 0.0196·18-s + 1.19·19-s + 0.187·20-s + 1.10·22-s + 1.46·23-s + 0.358·24-s − 0.858·25-s − 0.240·26-s + 0.985·27-s − 0.0273·29-s + 0.269·30-s + 1.70·31-s − 0.176·32-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 98 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(6-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 98 ^{s/2} \, \Gamma_{\C}(s+5/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(98\)    =    \(2 \cdot 7^{2}\)
Sign: $1$
Analytic conductor: \(15.7176\)
Root analytic conductor: \(3.96454\)
Motivic weight: \(5\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 98,\ (\ :5/2),\ 1)\)

Particular Values

\(L(3)\) \(\approx\) \(0.7445610215\)
\(L(\frac12)\) \(\approx\) \(0.7445610215\)
\(L(\frac{7}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + 4T \)
7 \( 1 \)
good3 \( 1 + 15.8T + 243T^{2} \)
5 \( 1 - 21T + 3.12e3T^{2} \)
11 \( 1 + 625.T + 1.61e5T^{2} \)
13 \( 1 - 206.T + 3.71e5T^{2} \)
17 \( 1 + 1.06e3T + 1.41e6T^{2} \)
19 \( 1 - 1.88e3T + 2.47e6T^{2} \)
23 \( 1 - 3.71e3T + 6.43e6T^{2} \)
29 \( 1 + 123.T + 2.05e7T^{2} \)
31 \( 1 - 9.10e3T + 2.86e7T^{2} \)
37 \( 1 + 6.02e3T + 6.93e7T^{2} \)
41 \( 1 - 1.72e4T + 1.15e8T^{2} \)
43 \( 1 - 5.40e3T + 1.47e8T^{2} \)
47 \( 1 + 1.87e3T + 2.29e8T^{2} \)
53 \( 1 - 1.87e4T + 4.18e8T^{2} \)
59 \( 1 - 2.53e3T + 7.14e8T^{2} \)
61 \( 1 - 2.09e3T + 8.44e8T^{2} \)
67 \( 1 - 5.86e4T + 1.35e9T^{2} \)
71 \( 1 + 3.12e4T + 1.80e9T^{2} \)
73 \( 1 - 7.15e3T + 2.07e9T^{2} \)
79 \( 1 - 2.97e3T + 3.07e9T^{2} \)
83 \( 1 + 4.59e4T + 3.93e9T^{2} \)
89 \( 1 + 9.90e4T + 5.58e9T^{2} \)
97 \( 1 - 1.15e5T + 8.58e9T^{2} \)
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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

−12.81709534689572315232736598469, −11.56098116642759131289371596203, −10.83913495993302690137834504632, −9.898934573701429047103416194585, −8.589232309011873197609852457946, −7.31375942334279394980130482519, −6.02481892948640697300908545664, −5.04945301378655417418616814790, −2.67208281501642659223431370480, −0.71401889630299768595850059387, 0.71401889630299768595850059387, 2.67208281501642659223431370480, 5.04945301378655417418616814790, 6.02481892948640697300908545664, 7.31375942334279394980130482519, 8.589232309011873197609852457946, 9.898934573701429047103416194585, 10.83913495993302690137834504632, 11.56098116642759131289371596203, 12.81709534689572315232736598469

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