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Properties

Label 2-690-345.344-c1-0-34
Degree $2$
Conductor $690$
Sign $0.00442 + 0.999i$
Analytic cond. $5.50967$
Root an. cond. $2.34727$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2-s + (0.571 − 1.63i)3-s + 4-s + (2.12 − 0.689i)5-s + (−0.571 + 1.63i)6-s − 1.28·7-s − 8-s + (−2.34 − 1.86i)9-s + (−2.12 + 0.689i)10-s + 4.52·11-s + (0.571 − 1.63i)12-s + 3.04i·13-s + 1.28·14-s + (0.0895 − 3.87i)15-s + 16-s − 5.73i·17-s + ⋯
L(s)  = 1  − 0.707·2-s + (0.330 − 0.943i)3-s + 0.5·4-s + (0.951 − 0.308i)5-s + (−0.233 + 0.667i)6-s − 0.487·7-s − 0.353·8-s + (−0.781 − 0.623i)9-s + (−0.672 + 0.217i)10-s + 1.36·11-s + (0.165 − 0.471i)12-s + 0.843i·13-s + 0.344·14-s + (0.0231 − 0.999i)15-s + 0.250·16-s − 1.39i·17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 690 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.00442 + 0.999i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 690 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.00442 + 0.999i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(690\)    =    \(2 \cdot 3 \cdot 5 \cdot 23\)
Sign: $0.00442 + 0.999i$
Analytic conductor: \(5.50967\)
Root analytic conductor: \(2.34727\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{690} (689, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 690,\ (\ :1/2),\ 0.00442 + 0.999i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.983160 - 0.978817i\)
\(L(\frac12)\) \(\approx\) \(0.983160 - 0.978817i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + T \)
3 \( 1 + (-0.571 + 1.63i)T \)
5 \( 1 + (-2.12 + 0.689i)T \)
23 \( 1 + (-4.79 + 0.132i)T \)
good7 \( 1 + 1.28T + 7T^{2} \)
11 \( 1 - 4.52T + 11T^{2} \)
13 \( 1 - 3.04iT - 13T^{2} \)
17 \( 1 + 5.73iT - 17T^{2} \)
19 \( 1 + 3.52iT - 19T^{2} \)
29 \( 1 + 3.03iT - 29T^{2} \)
31 \( 1 + 7.30T + 31T^{2} \)
37 \( 1 - 8.69T + 37T^{2} \)
41 \( 1 - 12.7iT - 41T^{2} \)
43 \( 1 + 8.85T + 43T^{2} \)
47 \( 1 - 3.48T + 47T^{2} \)
53 \( 1 + 4.54iT - 53T^{2} \)
59 \( 1 + 12.7iT - 59T^{2} \)
61 \( 1 + 3.04iT - 61T^{2} \)
67 \( 1 + 3.98T + 67T^{2} \)
71 \( 1 - 5.30iT - 71T^{2} \)
73 \( 1 - 9.43iT - 73T^{2} \)
79 \( 1 + 16.0iT - 79T^{2} \)
83 \( 1 + 8.09iT - 83T^{2} \)
89 \( 1 - 6.63T + 89T^{2} \)
97 \( 1 + 0.0268T + 97T^{2} \)
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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

−9.786093073755591717957573817860, −9.253211458800626578888338208580, −8.864298850007696981939315240581, −7.57106152561746759581453705173, −6.62181747586123699307673772421, −6.35952678028707807434200756656, −4.90273062409164342722574329410, −3.19302770400353002252834140116, −2.08202563474036840836208105703, −0.954980143183900419847451090927, 1.65847478707229168509580575991, 3.05655081177097812234760827001, 3.93044470110846824569971105168, 5.51614818972661439564295237648, 6.16340241344954748608497452166, 7.22777724546044186324992941177, 8.469574828351720647135927863063, 9.120787425384828207733445410751, 9.751326407849257883212147761097, 10.53881098604985064254183617945

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