Properties

Degree 1
Conductor 17
Sign $0.0758 + 0.997i$
Motivic weight 0
Primitive yes
Self-dual no
Analytic rank 0

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Normalization:  

Dirichlet series

L(χ,s)  = 1  + i·2-s + (−0.707 + 0.707i)3-s − 4-s + (0.707 − 0.707i)5-s + (−0.707 − 0.707i)6-s + (0.707 + 0.707i)7-s i·8-s i·9-s + (0.707 + 0.707i)10-s + (−0.707 − 0.707i)11-s + (0.707 − 0.707i)12-s − 13-s + (−0.707 + 0.707i)14-s + i·15-s + 16-s + ⋯
L(s,χ)  = 1  + i·2-s + (−0.707 + 0.707i)3-s − 4-s + (0.707 − 0.707i)5-s + (−0.707 − 0.707i)6-s + (0.707 + 0.707i)7-s i·8-s i·9-s + (0.707 + 0.707i)10-s + (−0.707 − 0.707i)11-s + (0.707 − 0.707i)12-s − 13-s + (−0.707 + 0.707i)14-s + i·15-s + 16-s + ⋯

Functional equation

\[\begin{aligned} \Lambda(\chi,s)=\mathstrut & 17 ^{s/2} \, \Gamma_{\R}(s) \, L(\chi,s)\cr =\mathstrut & (0.0758 + 0.997i)\, \Lambda(\overline{\chi},1-s) \end{aligned} \]
\[\begin{aligned} \Lambda(s,\chi)=\mathstrut & 17 ^{s/2} \, \Gamma_{\R}(s) \, L(s,\chi)\cr =\mathstrut & (0.0758 + 0.997i)\, \Lambda(1-s,\overline{\chi}) \end{aligned} \]

Invariants

\( d \)  =  \(1\)
\( N \)  =  \(17\)
\( \varepsilon \)  =  $0.0758 + 0.997i$
motivic weight  =  \(0\)
character  :  $\chi_{17} (15, \cdot )$
Sato-Tate  :  $\mu(8)$
primitive  :  yes
self-dual  :  no
analytic rank  =  0
Selberg data  =  $(1,\ 17,\ (0:\ ),\ 0.0758 + 0.997i)$
$L(\chi,\frac{1}{2})$  $\approx$  $0.3930510725 + 0.3642743770i$
$L(\frac12,\chi)$  $\approx$  $0.3930510725 + 0.3642743770i$
$L(\chi,1)$  $\approx$  0.6432504208 + 0.4152647231i
$L(1,\chi)$  $\approx$  0.6432504208 + 0.4152647231i

Euler product

\[\begin{aligned} L(\chi,s) = \prod_p (1- \chi(p) p^{-s})^{-1} \end{aligned}\]
\[\begin{aligned} L(s,\chi) = \prod_p (1- \chi(p) p^{-s})^{-1} \end{aligned}\]

Imaginary part of the first few zeros on the critical line

−41.06496375562159222630440514728, −39.89239477527859477534990061176, −38.74831002439893138928391708228, −36.97068255266554082689339828045, −36.3291400306786646872035852317, −34.46015772175810913043809216627, −33.20789636131639512568872683242, −31.04038193885368095363004612009, −29.965807102477822414522754471951, −29.163238467224250497882396208664, −27.72733025278830988965908446233, −26.12904035449572456747400044193, −23.9873787961286208002815348013, −22.69234679002922915638226316278, −21.44929725716774721606237700956, −19.70335533978972512386379496784, −18.05131796137856559804470653247, −17.43658391124540795162895968480, −14.258617677355082952028600362205, −12.937810668313017633046916861138, −11.27986990922035091305091711802, −10.099631006022388005816075471623, −7.40782305438915425283646460554, −5.075115308096543817057063202124, −2.12217010145779887966076947147, 4.851474204208871568224755857489, 5.87734309066374149436213082502, 8.45859216052355763456069731246, 10.01238724806638376954022051124, 12.36855757010477121158113533374, 14.36607509160395072561089268158, 15.91778375265039377644843496150, 17.075532607972307550969197780390, 18.25002335183789884203414139403, 21.10804943703809034169584922445, 22.09582685545340040570870347604, 23.84320748008473993086545937703, 24.9083980473007162621752234757, 26.64256881139864551522557469254, 27.82316850298224847048343793504, 29.06275433365868831471832760164, 31.567769782677363732134827762391, 32.54134894116512581757908671454, 33.88335533870203301031755919184, 34.590307070145623317103704703622, 36.36085380029876327740270208241, 37.60885502423026500222176839904, 39.74901620953299443468760304689, 40.49088600448141846299605349922, 41.78113281428913157097751556175

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