Properties

Label 2-2100-1.1-c1-0-1
Degree $2$
Conductor $2100$
Sign $1$
Analytic cond. $16.7685$
Root an. cond. $4.09494$
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  − 3-s + 7-s + 9-s − 4·11-s − 6·13-s + 2·17-s + 6·19-s − 21-s + 2·23-s − 27-s + 6·29-s − 2·31-s + 4·33-s − 4·37-s + 6·39-s + 8·41-s − 4·43-s + 4·47-s + 49-s − 2·51-s + 6·53-s − 6·57-s + 4·59-s + 14·61-s + 63-s + 4·67-s − 2·69-s + ⋯
L(s)  = 1  − 0.577·3-s + 0.377·7-s + 1/3·9-s − 1.20·11-s − 1.66·13-s + 0.485·17-s + 1.37·19-s − 0.218·21-s + 0.417·23-s − 0.192·27-s + 1.11·29-s − 0.359·31-s + 0.696·33-s − 0.657·37-s + 0.960·39-s + 1.24·41-s − 0.609·43-s + 0.583·47-s + 1/7·49-s − 0.280·51-s + 0.824·53-s − 0.794·57-s + 0.520·59-s + 1.79·61-s + 0.125·63-s + 0.488·67-s − 0.240·69-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2100 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2100 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2100\)    =    \(2^{2} \cdot 3 \cdot 5^{2} \cdot 7\)
Sign: $1$
Analytic conductor: \(16.7685\)
Root analytic conductor: \(4.09494\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2100,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.239602017\)
\(L(\frac12)\) \(\approx\) \(1.239602017\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$Isogeny Class over $\mathbf{F}_p$
bad2 \( 1 \)
3 \( 1 + T \)
5 \( 1 \)
7 \( 1 - T \)
good11 \( 1 + 4 T + p T^{2} \) 1.11.e
13 \( 1 + 6 T + p T^{2} \) 1.13.g
17 \( 1 - 2 T + p T^{2} \) 1.17.ac
19 \( 1 - 6 T + p T^{2} \) 1.19.ag
23 \( 1 - 2 T + p T^{2} \) 1.23.ac
29 \( 1 - 6 T + p T^{2} \) 1.29.ag
31 \( 1 + 2 T + p T^{2} \) 1.31.c
37 \( 1 + 4 T + p T^{2} \) 1.37.e
41 \( 1 - 8 T + p T^{2} \) 1.41.ai
43 \( 1 + 4 T + p T^{2} \) 1.43.e
47 \( 1 - 4 T + p T^{2} \) 1.47.ae
53 \( 1 - 6 T + p T^{2} \) 1.53.ag
59 \( 1 - 4 T + p T^{2} \) 1.59.ae
61 \( 1 - 14 T + p T^{2} \) 1.61.ao
67 \( 1 - 4 T + p T^{2} \) 1.67.ae
71 \( 1 + p T^{2} \) 1.71.a
73 \( 1 + 10 T + p T^{2} \) 1.73.k
79 \( 1 + p T^{2} \) 1.79.a
83 \( 1 + 16 T + p T^{2} \) 1.83.q
89 \( 1 - 8 T + p T^{2} \) 1.89.ai
97 \( 1 - 10 T + p T^{2} \) 1.97.ak
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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

−9.210404566701735127846868599033, −8.166336073132643556710806329904, −7.43457003082196541734923169077, −6.99199939874176212965959996776, −5.62684255626674712981984944920, −5.22049441389693591747869446709, −4.49676103610217940002555076348, −3.13827395936240739191356909048, −2.25153957288662252934621809731, −0.74506959536979126601875020491, 0.74506959536979126601875020491, 2.25153957288662252934621809731, 3.13827395936240739191356909048, 4.49676103610217940002555076348, 5.22049441389693591747869446709, 5.62684255626674712981984944920, 6.99199939874176212965959996776, 7.43457003082196541734923169077, 8.166336073132643556710806329904, 9.210404566701735127846868599033

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