Properties

Label 2-214-1.1-c1-0-7
Degree $2$
Conductor $214$
Sign $-1$
Analytic cond. $1.70879$
Root an. cond. $1.30721$
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 − 3·5-s − 2·6-s − 4·7-s + 8-s + 9-s − 3·10-s − 2·11-s − 2·12-s + 4·13-s − 4·14-s + 6·15-s + 16-s − 2·17-s + 18-s − 2·19-s − 3·20-s + 8·21-s − 2·22-s + 23-s − 2·24-s + 4·25-s + 4·26-s + 4·27-s − 4·28-s + ⋯
L(s)  = 1  + 0.707·2-s − 1.15·3-s + 1/2·4-s − 1.34·5-s − 0.816·6-s − 1.51·7-s + 0.353·8-s + 1/3·9-s − 0.948·10-s − 0.603·11-s − 0.577·12-s + 1.10·13-s − 1.06·14-s + 1.54·15-s + 1/4·16-s − 0.485·17-s + 0.235·18-s − 0.458·19-s − 0.670·20-s + 1.74·21-s − 0.426·22-s + 0.208·23-s − 0.408·24-s + 4/5·25-s + 0.784·26-s + 0.769·27-s − 0.755·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 214 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 214 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(214\)    =    \(2 \cdot 107\)
Sign: $-1$
Analytic conductor: \(1.70879\)
Root analytic conductor: \(1.30721\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 214,\ (\ :1/2),\ -1)\)

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 \( 1 - T \)
107 \( 1 - T \)
good3 \( 1 + 2 T + p T^{2} \) 1.3.c
5 \( 1 + 3 T + p T^{2} \) 1.5.d
7 \( 1 + 4 T + p T^{2} \) 1.7.e
11 \( 1 + 2 T + p T^{2} \) 1.11.c
13 \( 1 - 4 T + p T^{2} \) 1.13.ae
17 \( 1 + 2 T + p T^{2} \) 1.17.c
19 \( 1 + 2 T + p T^{2} \) 1.19.c
23 \( 1 - T + p T^{2} \) 1.23.ab
29 \( 1 + 4 T + p T^{2} \) 1.29.e
31 \( 1 + 10 T + p T^{2} \) 1.31.k
37 \( 1 - 12 T + p T^{2} \) 1.37.am
41 \( 1 + 11 T + p T^{2} \) 1.41.l
43 \( 1 - T + p T^{2} \) 1.43.ab
47 \( 1 + T + p T^{2} \) 1.47.b
53 \( 1 - 6 T + p T^{2} \) 1.53.ag
59 \( 1 + 5 T + p T^{2} \) 1.59.f
61 \( 1 - 4 T + p T^{2} \) 1.61.ae
67 \( 1 + 5 T + p T^{2} \) 1.67.f
71 \( 1 + 12 T + p T^{2} \) 1.71.m
73 \( 1 + 16 T + p T^{2} \) 1.73.q
79 \( 1 - 7 T + p T^{2} \) 1.79.ah
83 \( 1 + 16 T + p T^{2} \) 1.83.q
89 \( 1 - 9 T + p T^{2} \) 1.89.aj
97 \( 1 - 12 T + p T^{2} \) 1.97.am
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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

−11.79234987333156392289715011404, −11.18552664455231013682836269463, −10.37720443838371107887581089839, −8.833954583443673316861058339108, −7.44658367022760519929025644109, −6.45990321941711893864042534840, −5.64485830848512435812878169299, −4.23072385247416176825636829094, −3.23388376939178278745840144420, 0, 3.23388376939178278745840144420, 4.23072385247416176825636829094, 5.64485830848512435812878169299, 6.45990321941711893864042534840, 7.44658367022760519929025644109, 8.833954583443673316861058339108, 10.37720443838371107887581089839, 11.18552664455231013682836269463, 11.79234987333156392289715011404

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