Properties

Label 2-245-1.1-c5-0-23
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 $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 9.65·2-s − 22.8·3-s + 61.1·4-s − 25·5-s − 220.·6-s + 281.·8-s + 279.·9-s − 241.·10-s + 146.·11-s − 1.39e3·12-s − 761.·13-s + 571.·15-s + 759.·16-s + 2.32e3·17-s + 2.69e3·18-s + 1.71e3·19-s − 1.52e3·20-s + 1.41e3·22-s − 270.·23-s − 6.43e3·24-s + 625·25-s − 7.34e3·26-s − 835.·27-s + 6.71e3·29-s + 5.51e3·30-s − 1.38e3·31-s − 1.67e3·32-s + ⋯
L(s)  = 1  + 1.70·2-s − 1.46·3-s + 1.91·4-s − 0.447·5-s − 2.50·6-s + 1.55·8-s + 1.15·9-s − 0.763·10-s + 0.364·11-s − 2.80·12-s − 1.24·13-s + 0.655·15-s + 0.741·16-s + 1.95·17-s + 1.96·18-s + 1.09·19-s − 0.854·20-s + 0.621·22-s − 0.106·23-s − 2.27·24-s + 0.200·25-s − 2.13·26-s − 0.220·27-s + 1.48·29-s + 1.11·30-s − 0.259·31-s − 0.289·32-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: \(0\)
Selberg data: \((2,\ 245,\ (\ :5/2),\ 1)\)

Particular Values

\(L(3)\) \(\approx\) \(3.222609664\)
\(L(\frac12)\) \(\approx\) \(3.222609664\)
\(L(\frac{7}{2})\) 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 \( 1 - 9.65T + 32T^{2} \)
3 \( 1 + 22.8T + 243T^{2} \)
11 \( 1 - 146.T + 1.61e5T^{2} \)
13 \( 1 + 761.T + 3.71e5T^{2} \)
17 \( 1 - 2.32e3T + 1.41e6T^{2} \)
19 \( 1 - 1.71e3T + 2.47e6T^{2} \)
23 \( 1 + 270.T + 6.43e6T^{2} \)
29 \( 1 - 6.71e3T + 2.05e7T^{2} \)
31 \( 1 + 1.38e3T + 2.86e7T^{2} \)
37 \( 1 + 1.83e3T + 6.93e7T^{2} \)
41 \( 1 - 1.42e4T + 1.15e8T^{2} \)
43 \( 1 - 1.38e4T + 1.47e8T^{2} \)
47 \( 1 - 2.64e3T + 2.29e8T^{2} \)
53 \( 1 - 5.19e3T + 4.18e8T^{2} \)
59 \( 1 - 4.08e4T + 7.14e8T^{2} \)
61 \( 1 + 2.63e4T + 8.44e8T^{2} \)
67 \( 1 - 1.24e4T + 1.35e9T^{2} \)
71 \( 1 - 4.94e4T + 1.80e9T^{2} \)
73 \( 1 - 2.29e4T + 2.07e9T^{2} \)
79 \( 1 + 7.51e4T + 3.07e9T^{2} \)
83 \( 1 + 2.03e4T + 3.93e9T^{2} \)
89 \( 1 - 4.66e4T + 5.58e9T^{2} \)
97 \( 1 + 7.81e4T + 8.58e9T^{2} \)
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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

−11.80710991857152848809107563095, −10.77467982207349943715024484991, −9.757045970128028698275091488511, −7.64771844262168564057348572251, −6.81005867135896251151763721260, −5.69359150792954874632323374135, −5.16587719621954017148730579563, −4.15698405654729641985932855083, −2.89073418380423223982098965376, −0.905583554050149278598374000749, 0.905583554050149278598374000749, 2.89073418380423223982098965376, 4.15698405654729641985932855083, 5.16587719621954017148730579563, 5.69359150792954874632323374135, 6.81005867135896251151763721260, 7.64771844262168564057348572251, 9.757045970128028698275091488511, 10.77467982207349943715024484991, 11.80710991857152848809107563095

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