Properties

Label 2-30400-1.1-c1-0-10
Degree $2$
Conductor $30400$
Sign $1$
Analytic cond. $242.745$
Root an. cond. $15.5802$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2·3-s + 3·7-s + 9-s + 3·11-s − 4·13-s − 5·17-s + 19-s − 6·21-s + 4·27-s − 2·29-s + 8·31-s − 6·33-s − 10·37-s + 8·39-s + 6·41-s − 7·43-s + 9·47-s + 2·49-s + 10·51-s − 8·53-s − 2·57-s − 14·59-s + 5·61-s + 3·63-s − 6·71-s + 15·73-s + 9·77-s + ⋯
L(s)  = 1  − 1.15·3-s + 1.13·7-s + 1/3·9-s + 0.904·11-s − 1.10·13-s − 1.21·17-s + 0.229·19-s − 1.30·21-s + 0.769·27-s − 0.371·29-s + 1.43·31-s − 1.04·33-s − 1.64·37-s + 1.28·39-s + 0.937·41-s − 1.06·43-s + 1.31·47-s + 2/7·49-s + 1.40·51-s − 1.09·53-s − 0.264·57-s − 1.82·59-s + 0.640·61-s + 0.377·63-s − 0.712·71-s + 1.75·73-s + 1.02·77-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 30400 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 30400 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(30400\)    =    \(2^{6} \cdot 5^{2} \cdot 19\)
Sign: $1$
Analytic conductor: \(242.745\)
Root analytic conductor: \(15.5802\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 30400,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.152854774\)
\(L(\frac12)\) \(\approx\) \(1.152854774\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
5 \( 1 \)
19 \( 1 - T \)
good3 \( 1 + 2 T + p T^{2} \)
7 \( 1 - 3 T + p T^{2} \)
11 \( 1 - 3 T + p T^{2} \)
13 \( 1 + 4 T + p T^{2} \)
17 \( 1 + 5 T + p T^{2} \)
23 \( 1 + p T^{2} \)
29 \( 1 + 2 T + p T^{2} \)
31 \( 1 - 8 T + p T^{2} \)
37 \( 1 + 10 T + p T^{2} \)
41 \( 1 - 6 T + p T^{2} \)
43 \( 1 + 7 T + p T^{2} \)
47 \( 1 - 9 T + p T^{2} \)
53 \( 1 + 8 T + p T^{2} \)
59 \( 1 + 14 T + p T^{2} \)
61 \( 1 - 5 T + p T^{2} \)
67 \( 1 + p T^{2} \)
71 \( 1 + 6 T + p T^{2} \)
73 \( 1 - 15 T + p T^{2} \)
79 \( 1 + 4 T + p T^{2} \)
83 \( 1 - 4 T + p T^{2} \)
89 \( 1 + p T^{2} \)
97 \( 1 + 16 T + p T^{2} \)
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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

−15.29621412165612, −14.52009757723303, −14.05793201576142, −13.73863223393834, −12.75266320617648, −12.32140096402674, −11.76739659557094, −11.51921177053922, −10.92835250512927, −10.49846942621536, −9.823585043867921, −9.127037391228239, −8.655379124220430, −7.957545506948179, −7.340290770574687, −6.694372022030007, −6.297086750960572, −5.554256936819214, −4.798915204971667, −4.747892157319613, −3.921504885910710, −2.913314910155926, −2.079840150186839, −1.392322103750304, −0.4571297133377085, 0.4571297133377085, 1.392322103750304, 2.079840150186839, 2.913314910155926, 3.921504885910710, 4.747892157319613, 4.798915204971667, 5.554256936819214, 6.297086750960572, 6.694372022030007, 7.340290770574687, 7.957545506948179, 8.655379124220430, 9.127037391228239, 9.823585043867921, 10.49846942621536, 10.92835250512927, 11.51921177053922, 11.76739659557094, 12.32140096402674, 12.75266320617648, 13.73863223393834, 14.05793201576142, 14.52009757723303, 15.29621412165612

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