Properties

Label 2-1944-1.1-c1-0-18
Degree $2$
Conductor $1944$
Sign $1$
Analytic cond. $15.5229$
Root an. cond. $3.93991$
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  + 2·5-s + 3·7-s + 2·11-s + 13-s + 4·17-s − 19-s + 8·23-s − 25-s − 6·29-s − 7·31-s + 6·35-s + 3·37-s − 6·41-s + 7·43-s − 6·47-s + 2·49-s + 14·53-s + 4·55-s + 2·59-s − 14·61-s + 2·65-s + 8·67-s + 10·71-s − 14·73-s + 6·77-s − 5·79-s − 8·83-s + ⋯
L(s)  = 1  + 0.894·5-s + 1.13·7-s + 0.603·11-s + 0.277·13-s + 0.970·17-s − 0.229·19-s + 1.66·23-s − 1/5·25-s − 1.11·29-s − 1.25·31-s + 1.01·35-s + 0.493·37-s − 0.937·41-s + 1.06·43-s − 0.875·47-s + 2/7·49-s + 1.92·53-s + 0.539·55-s + 0.260·59-s − 1.79·61-s + 0.248·65-s + 0.977·67-s + 1.18·71-s − 1.63·73-s + 0.683·77-s − 0.562·79-s − 0.878·83-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1944 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1944 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1944\)    =    \(2^{3} \cdot 3^{5}\)
Sign: $1$
Analytic conductor: \(15.5229\)
Root analytic conductor: \(3.93991\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1944,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.592445600\)
\(L(\frac12)\) \(\approx\) \(2.592445600\)
\(L(\frac{3}{2})\) 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 \( 1 \)
good5 \( 1 - 2 T + p T^{2} \) 1.5.ac
7 \( 1 - 3 T + p T^{2} \) 1.7.ad
11 \( 1 - 2 T + p T^{2} \) 1.11.ac
13 \( 1 - T + p T^{2} \) 1.13.ab
17 \( 1 - 4 T + p T^{2} \) 1.17.ae
19 \( 1 + T + p T^{2} \) 1.19.b
23 \( 1 - 8 T + p T^{2} \) 1.23.ai
29 \( 1 + 6 T + p T^{2} \) 1.29.g
31 \( 1 + 7 T + p T^{2} \) 1.31.h
37 \( 1 - 3 T + p T^{2} \) 1.37.ad
41 \( 1 + 6 T + p T^{2} \) 1.41.g
43 \( 1 - 7 T + p T^{2} \) 1.43.ah
47 \( 1 + 6 T + p T^{2} \) 1.47.g
53 \( 1 - 14 T + p T^{2} \) 1.53.ao
59 \( 1 - 2 T + p T^{2} \) 1.59.ac
61 \( 1 + 14 T + p T^{2} \) 1.61.o
67 \( 1 - 8 T + p T^{2} \) 1.67.ai
71 \( 1 - 10 T + p T^{2} \) 1.71.ak
73 \( 1 + 14 T + p T^{2} \) 1.73.o
79 \( 1 + 5 T + p T^{2} \) 1.79.f
83 \( 1 + 8 T + p T^{2} \) 1.83.i
89 \( 1 - 6 T + p T^{2} \) 1.89.ag
97 \( 1 + 7 T + p T^{2} \) 1.97.h
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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

−9.194626474433933678994403889035, −8.512515083817511118843218762747, −7.59207667107829549324270725650, −6.89711166759413012889381362916, −5.77600466769903506016105639686, −5.34751294951741050403865556943, −4.33177872683012152789172947335, −3.29112668439042487815688119078, −2.00958031561816070563221601703, −1.23476617459819810203195540994, 1.23476617459819810203195540994, 2.00958031561816070563221601703, 3.29112668439042487815688119078, 4.33177872683012152789172947335, 5.34751294951741050403865556943, 5.77600466769903506016105639686, 6.89711166759413012889381362916, 7.59207667107829549324270725650, 8.512515083817511118843218762747, 9.194626474433933678994403889035

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