Properties

Label 2-25215-1.1-c1-0-6
Degree $2$
Conductor $25215$
Sign $-1$
Analytic cond. $201.342$
Root an. cond. $14.1895$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2-s + 3-s − 4-s + 5-s + 6-s − 4·7-s − 3·8-s + 9-s + 10-s − 12-s + 4·13-s − 4·14-s + 15-s − 16-s − 4·17-s + 18-s − 20-s − 4·21-s − 3·24-s + 25-s + 4·26-s + 27-s + 4·28-s + 8·29-s + 30-s − 8·31-s + 5·32-s + ⋯
L(s)  = 1  + 0.707·2-s + 0.577·3-s − 1/2·4-s + 0.447·5-s + 0.408·6-s − 1.51·7-s − 1.06·8-s + 1/3·9-s + 0.316·10-s − 0.288·12-s + 1.10·13-s − 1.06·14-s + 0.258·15-s − 1/4·16-s − 0.970·17-s + 0.235·18-s − 0.223·20-s − 0.872·21-s − 0.612·24-s + 1/5·25-s + 0.784·26-s + 0.192·27-s + 0.755·28-s + 1.48·29-s + 0.182·30-s − 1.43·31-s + 0.883·32-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 25215 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 25215 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(25215\)    =    \(3 \cdot 5 \cdot 41^{2}\)
Sign: $-1$
Analytic conductor: \(201.342\)
Root analytic conductor: \(14.1895\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 25215,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) 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 $\mathbf{F}_p$
bad3 \( 1 - T \)
5 \( 1 - T \)
41 \( 1 \)
good2 \( 1 - T + p T^{2} \) 1.2.ab
7 \( 1 + 4 T + p T^{2} \) 1.7.e
11 \( 1 + p T^{2} \) 1.11.a
13 \( 1 - 4 T + p T^{2} \) 1.13.ae
17 \( 1 + 4 T + p T^{2} \) 1.17.e
19 \( 1 + p T^{2} \) 1.19.a
23 \( 1 + p T^{2} \) 1.23.a
29 \( 1 - 8 T + p T^{2} \) 1.29.ai
31 \( 1 + 8 T + p T^{2} \) 1.31.i
37 \( 1 + 6 T + p T^{2} \) 1.37.g
43 \( 1 - 12 T + p T^{2} \) 1.43.am
47 \( 1 + 4 T + p T^{2} \) 1.47.e
53 \( 1 - 12 T + p T^{2} \) 1.53.am
59 \( 1 - 4 T + p T^{2} \) 1.59.ae
61 \( 1 + 14 T + p T^{2} \) 1.61.o
67 \( 1 + 12 T + p T^{2} \) 1.67.m
71 \( 1 - 8 T + p T^{2} \) 1.71.ai
73 \( 1 - 10 T + p T^{2} \) 1.73.ak
79 \( 1 + 8 T + p T^{2} \) 1.79.i
83 \( 1 - 4 T + p T^{2} \) 1.83.ae
89 \( 1 - 8 T + p T^{2} \) 1.89.ai
97 \( 1 + 12 T + p T^{2} \) 1.97.m
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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

−15.46693861025939, −15.14630410577847, −14.34020658803396, −13.83551389611406, −13.54259255283765, −13.09535933308403, −12.57421959331773, −12.24359304598822, −11.35043289130466, −10.55571144335690, −10.21519766630436, −9.405550270047750, −8.978435450924956, −8.808030142866156, −7.938442994729359, −7.016598360021616, −6.528476065058694, −6.023127604678392, −5.478420612641659, −4.623934590751759, −3.965197188998412, −3.492030336035609, −2.894238418200664, −2.217938244522062, −1.044890511682053, 0, 1.044890511682053, 2.217938244522062, 2.894238418200664, 3.492030336035609, 3.965197188998412, 4.623934590751759, 5.478420612641659, 6.023127604678392, 6.528476065058694, 7.016598360021616, 7.938442994729359, 8.808030142866156, 8.978435450924956, 9.405550270047750, 10.21519766630436, 10.55571144335690, 11.35043289130466, 12.24359304598822, 12.57421959331773, 13.09535933308403, 13.54259255283765, 13.83551389611406, 14.34020658803396, 15.14630410577847, 15.46693861025939

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