Properties

Label 2-1520-1.1-c1-0-0
Degree $2$
Conductor $1520$
Sign $1$
Analytic cond. $12.1372$
Root an. cond. $3.48385$
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  − 1.53·3-s − 5-s − 5.03·7-s − 0.633·9-s + 3.03·11-s − 4.57·13-s + 1.53·15-s − 1.07·17-s − 19-s + 7.74·21-s − 4.11·23-s + 25-s + 5.58·27-s − 1.07·29-s − 5.58·31-s − 4.66·33-s + 5.03·35-s + 0.0947·37-s + 7.03·39-s + 10.6·41-s − 5.03·43-s + 0.633·45-s + 12.2·47-s + 18.3·49-s + 1.65·51-s − 4.09·53-s − 3.03·55-s + ⋯
L(s)  = 1  − 0.888·3-s − 0.447·5-s − 1.90·7-s − 0.211·9-s + 0.914·11-s − 1.26·13-s + 0.397·15-s − 0.261·17-s − 0.229·19-s + 1.68·21-s − 0.857·23-s + 0.200·25-s + 1.07·27-s − 0.199·29-s − 1.00·31-s − 0.812·33-s + 0.850·35-s + 0.0155·37-s + 1.12·39-s + 1.66·41-s − 0.767·43-s + 0.0943·45-s + 1.79·47-s + 2.61·49-s + 0.231·51-s − 0.562·53-s − 0.408·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1520 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1520 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1520\)    =    \(2^{4} \cdot 5 \cdot 19\)
Sign: $1$
Analytic conductor: \(12.1372\)
Root analytic conductor: \(3.48385\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1520,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.4262756366\)
\(L(\frac12)\) \(\approx\) \(0.4262756366\)
\(L(\frac{3}{2})\) 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 \( 1 + T \)
19 \( 1 + T \)
good3 \( 1 + 1.53T + 3T^{2} \)
7 \( 1 + 5.03T + 7T^{2} \)
11 \( 1 - 3.03T + 11T^{2} \)
13 \( 1 + 4.57T + 13T^{2} \)
17 \( 1 + 1.07T + 17T^{2} \)
23 \( 1 + 4.11T + 23T^{2} \)
29 \( 1 + 1.07T + 29T^{2} \)
31 \( 1 + 5.58T + 31T^{2} \)
37 \( 1 - 0.0947T + 37T^{2} \)
41 \( 1 - 10.6T + 41T^{2} \)
43 \( 1 + 5.03T + 43T^{2} \)
47 \( 1 - 12.2T + 47T^{2} \)
53 \( 1 + 4.09T + 53T^{2} \)
59 \( 1 - 1.39T + 59T^{2} \)
61 \( 1 + 5.69T + 61T^{2} \)
67 \( 1 + 5.28T + 67T^{2} \)
71 \( 1 - 5.67T + 71T^{2} \)
73 \( 1 - 9.07T + 73T^{2} \)
79 \( 1 - 5.39T + 79T^{2} \)
83 \( 1 + 1.95T + 83T^{2} \)
89 \( 1 + 2.18T + 89T^{2} \)
97 \( 1 + 2.16T + 97T^{2} \)
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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

−9.449430027250702613786232117533, −8.964039461575844895619044848600, −7.63641265662152737540397743175, −6.85577843701609289855281673901, −6.24411125598130606474362460943, −5.55465297024890703497978560209, −4.36632568048107215959714918484, −3.52045130597605910564229139364, −2.46917309036851989321327263069, −0.45241347681416962754148785768, 0.45241347681416962754148785768, 2.46917309036851989321327263069, 3.52045130597605910564229139364, 4.36632568048107215959714918484, 5.55465297024890703497978560209, 6.24411125598130606474362460943, 6.85577843701609289855281673901, 7.63641265662152737540397743175, 8.964039461575844895619044848600, 9.449430027250702613786232117533

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