Properties

Label 2-7920-1.1-c1-0-10
Degree $2$
Conductor $7920$
Sign $1$
Analytic cond. $63.2415$
Root an. cond. $7.95245$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 5-s − 3.56·7-s + 11-s − 3.12·13-s − 5.56·17-s − 2.43·19-s + 7.12·23-s + 25-s + 0.438·29-s − 8.68·31-s − 3.56·35-s + 9.80·37-s + 10·41-s − 5.12·43-s − 7.12·47-s + 5.68·49-s + 4.43·53-s + 55-s − 13.3·59-s − 3.56·61-s − 3.12·65-s − 2.43·71-s + 4.87·73-s − 3.56·77-s − 0.876·79-s + 10·83-s − 5.56·85-s + ⋯
L(s)  = 1  + 0.447·5-s − 1.34·7-s + 0.301·11-s − 0.866·13-s − 1.34·17-s − 0.559·19-s + 1.48·23-s + 0.200·25-s + 0.0814·29-s − 1.55·31-s − 0.602·35-s + 1.61·37-s + 1.56·41-s − 0.781·43-s − 1.03·47-s + 0.812·49-s + 0.609·53-s + 0.134·55-s − 1.74·59-s − 0.456·61-s − 0.387·65-s − 0.289·71-s + 0.570·73-s − 0.405·77-s − 0.0986·79-s + 1.09·83-s − 0.603·85-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 7920 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 7920 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(7920\)    =    \(2^{4} \cdot 3^{2} \cdot 5 \cdot 11\)
Sign: $1$
Analytic conductor: \(63.2415\)
Root analytic conductor: \(7.95245\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 7920,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.258219975\)
\(L(\frac12)\) \(\approx\) \(1.258219975\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 \)
5 \( 1 - T \)
11 \( 1 - T \)
good7 \( 1 + 3.56T + 7T^{2} \)
13 \( 1 + 3.12T + 13T^{2} \)
17 \( 1 + 5.56T + 17T^{2} \)
19 \( 1 + 2.43T + 19T^{2} \)
23 \( 1 - 7.12T + 23T^{2} \)
29 \( 1 - 0.438T + 29T^{2} \)
31 \( 1 + 8.68T + 31T^{2} \)
37 \( 1 - 9.80T + 37T^{2} \)
41 \( 1 - 10T + 41T^{2} \)
43 \( 1 + 5.12T + 43T^{2} \)
47 \( 1 + 7.12T + 47T^{2} \)
53 \( 1 - 4.43T + 53T^{2} \)
59 \( 1 + 13.3T + 59T^{2} \)
61 \( 1 + 3.56T + 61T^{2} \)
67 \( 1 + 67T^{2} \)
71 \( 1 + 2.43T + 71T^{2} \)
73 \( 1 - 4.87T + 73T^{2} \)
79 \( 1 + 0.876T + 79T^{2} \)
83 \( 1 - 10T + 83T^{2} \)
89 \( 1 + 9.80T + 89T^{2} \)
97 \( 1 - 17.1T + 97T^{2} \)
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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

−7.65708116697806485349987213814, −7.06337239136741762416601659536, −6.41115178649637387882503982691, −5.99941936414157809903869356021, −4.96735312792841245365505116814, −4.37005447899621997875291863236, −3.38573593399040074281873417345, −2.70246170226029660898107193846, −1.91954721977071906986176674558, −0.53045920787695417442887974006, 0.53045920787695417442887974006, 1.91954721977071906986176674558, 2.70246170226029660898107193846, 3.38573593399040074281873417345, 4.37005447899621997875291863236, 4.96735312792841245365505116814, 5.99941936414157809903869356021, 6.41115178649637387882503982691, 7.06337239136741762416601659536, 7.65708116697806485349987213814

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