Properties

Label 2-262-1.1-c1-0-9
Degree $2$
Conductor $262$
Sign $-1$
Analytic cond. $2.09208$
Root an. cond. $1.44640$
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 − 2·3-s + 4-s − 2·5-s − 2·6-s − 3·7-s + 8-s + 9-s − 2·10-s − 6·11-s − 2·12-s + 4·13-s − 3·14-s + 4·15-s + 16-s − 4·17-s + 18-s + 3·19-s − 2·20-s + 6·21-s − 6·22-s − 4·23-s − 2·24-s − 25-s + 4·26-s + 4·27-s − 3·28-s + ⋯
L(s)  = 1  + 0.707·2-s − 1.15·3-s + 1/2·4-s − 0.894·5-s − 0.816·6-s − 1.13·7-s + 0.353·8-s + 1/3·9-s − 0.632·10-s − 1.80·11-s − 0.577·12-s + 1.10·13-s − 0.801·14-s + 1.03·15-s + 1/4·16-s − 0.970·17-s + 0.235·18-s + 0.688·19-s − 0.447·20-s + 1.30·21-s − 1.27·22-s − 0.834·23-s − 0.408·24-s − 1/5·25-s + 0.784·26-s + 0.769·27-s − 0.566·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 262 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 262 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(262\)    =    \(2 \cdot 131\)
Sign: $-1$
Analytic conductor: \(2.09208\)
Root analytic conductor: \(1.44640\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 262,\ (\ :1/2),\ -1)\)

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 $\mathbf{F}_p$
bad2 \( 1 - T \)
131 \( 1 - T \)
good3 \( 1 + 2 T + p T^{2} \) 1.3.c
5 \( 1 + 2 T + p T^{2} \) 1.5.c
7 \( 1 + 3 T + p T^{2} \) 1.7.d
11 \( 1 + 6 T + p T^{2} \) 1.11.g
13 \( 1 - 4 T + p T^{2} \) 1.13.ae
17 \( 1 + 4 T + p T^{2} \) 1.17.e
19 \( 1 - 3 T + p T^{2} \) 1.19.ad
23 \( 1 + 4 T + p T^{2} \) 1.23.e
29 \( 1 - 3 T + p T^{2} \) 1.29.ad
31 \( 1 + 4 T + p T^{2} \) 1.31.e
37 \( 1 + 3 T + p T^{2} \) 1.37.d
41 \( 1 - 11 T + p T^{2} \) 1.41.al
43 \( 1 + p T^{2} \) 1.43.a
47 \( 1 + p T^{2} \) 1.47.a
53 \( 1 + 12 T + p T^{2} \) 1.53.m
59 \( 1 - 6 T + p T^{2} \) 1.59.ag
61 \( 1 - 8 T + p T^{2} \) 1.61.ai
67 \( 1 + T + p T^{2} \) 1.67.b
71 \( 1 + 8 T + p T^{2} \) 1.71.i
73 \( 1 - 4 T + p T^{2} \) 1.73.ae
79 \( 1 + 14 T + p T^{2} \) 1.79.o
83 \( 1 + 15 T + p T^{2} \) 1.83.p
89 \( 1 + 15 T + p T^{2} \) 1.89.p
97 \( 1 + 8 T + p T^{2} \) 1.97.i
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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

−11.43880062354613718244110270408, −10.94881410365669929579075243360, −9.987737144385883613813836735448, −8.378344629809609139974065194002, −7.27025426282522016089440167182, −6.18857529186169682847994848330, −5.45670365344481721710026179833, −4.19769010361100718418434941152, −2.94970678295522440004801294172, 0, 2.94970678295522440004801294172, 4.19769010361100718418434941152, 5.45670365344481721710026179833, 6.18857529186169682847994848330, 7.27025426282522016089440167182, 8.378344629809609139974065194002, 9.987737144385883613813836735448, 10.94881410365669929579075243360, 11.43880062354613718244110270408

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