Properties

Label 2-845-13.12-c1-0-26
Degree $2$
Conductor $845$
Sign $0.554 - 0.832i$
Analytic cond. $6.74735$
Root an. cond. $2.59756$
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  + 0.618i·2-s + 2.23·3-s + 1.61·4-s i·5-s + 1.38i·6-s + 4.23i·7-s + 2.23i·8-s + 2.00·9-s + 0.618·10-s − 0.236i·11-s + 3.61·12-s − 2.61·14-s − 2.23i·15-s + 1.85·16-s + 3.47·17-s + 1.23i·18-s + ⋯
L(s)  = 1  + 0.437i·2-s + 1.29·3-s + 0.809·4-s − 0.447i·5-s + 0.564i·6-s + 1.60i·7-s + 0.790i·8-s + 0.666·9-s + 0.195·10-s − 0.0711i·11-s + 1.04·12-s − 0.699·14-s − 0.577i·15-s + 0.463·16-s + 0.842·17-s + 0.291i·18-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 845 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.554 - 0.832i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 845 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.554 - 0.832i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(845\)    =    \(5 \cdot 13^{2}\)
Sign: $0.554 - 0.832i$
Analytic conductor: \(6.74735\)
Root analytic conductor: \(2.59756\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{845} (506, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 845,\ (\ :1/2),\ 0.554 - 0.832i)\)

Particular Values

\(L(1)\) \(\approx\) \(2.52688 + 1.35234i\)
\(L(\frac12)\) \(\approx\) \(2.52688 + 1.35234i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad5 \( 1 + iT \)
13 \( 1 \)
good2 \( 1 - 0.618iT - 2T^{2} \)
3 \( 1 - 2.23T + 3T^{2} \)
7 \( 1 - 4.23iT - 7T^{2} \)
11 \( 1 + 0.236iT - 11T^{2} \)
17 \( 1 - 3.47T + 17T^{2} \)
19 \( 1 + 4.23iT - 19T^{2} \)
23 \( 1 + 3.76T + 23T^{2} \)
29 \( 1 + 7.47T + 29T^{2} \)
31 \( 1 - 31T^{2} \)
37 \( 1 - 3iT - 37T^{2} \)
41 \( 1 + 11.9iT - 41T^{2} \)
43 \( 1 - 6.23T + 43T^{2} \)
47 \( 1 + 4.94iT - 47T^{2} \)
53 \( 1 - 6T + 53T^{2} \)
59 \( 1 + 0.708iT - 59T^{2} \)
61 \( 1 - 14.4T + 61T^{2} \)
67 \( 1 - 2.70iT - 67T^{2} \)
71 \( 1 - 6.23iT - 71T^{2} \)
73 \( 1 + 6iT - 73T^{2} \)
79 \( 1 + 79T^{2} \)
83 \( 1 + 8.94iT - 83T^{2} \)
89 \( 1 + 9iT - 89T^{2} \)
97 \( 1 - 3.47iT - 97T^{2} \)
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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

−10.05819454097039953456311381073, −9.097585350016833049898968391056, −8.657269752099306019848680704986, −7.905070590056658566257619570079, −7.10408104547085162728407925314, −5.83366021534623084359384990587, −5.34418678227535477196628536018, −3.68644505250142998103369692333, −2.60251974793724595434513290105, −1.99796744837051513733389730201, 1.37258297617396545585952263794, 2.51279461875634087467483396847, 3.58979218401086003264230983425, 3.96359422142602076216102574377, 5.83917396851247955111978295089, 6.92369324021536985361750739086, 7.66932941088087580514946389962, 8.039252372498490800099826465333, 9.564903621410016786260253556912, 10.00514495752123074450547683783

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