Properties

Label 2-38-19.3-c2-0-1
Degree $2$
Conductor $38$
Sign $0.998 - 0.0457i$
Analytic cond. $1.03542$
Root an. cond. $1.01755$
Motivic weight $2$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (0.909 − 1.08i)2-s + (1.41 + 3.89i)3-s + (−0.347 − 1.96i)4-s + (−0.197 + 1.11i)5-s + (5.51 + 2.00i)6-s + (−5.55 − 9.62i)7-s + (−2.44 − 1.41i)8-s + (−6.29 + 5.28i)9-s + (1.03 + 1.22i)10-s + (3.53 − 6.11i)11-s + (7.18 − 4.14i)12-s + (−6.32 + 17.3i)13-s + (−15.4 − 2.72i)14-s + (−4.63 + 0.817i)15-s + (−3.75 + 1.36i)16-s + (0.827 + 0.694i)17-s + ⋯
L(s)  = 1  + (0.454 − 0.541i)2-s + (0.473 + 1.29i)3-s + (−0.0868 − 0.492i)4-s + (−0.0394 + 0.223i)5-s + (0.919 + 0.334i)6-s + (−0.793 − 1.37i)7-s + (−0.306 − 0.176i)8-s + (−0.699 + 0.586i)9-s + (0.103 + 0.122i)10-s + (0.320 − 0.555i)11-s + (0.598 − 0.345i)12-s + (−0.486 + 1.33i)13-s + (−1.10 − 0.194i)14-s + (−0.309 + 0.0544i)15-s + (−0.234 + 0.0855i)16-s + (0.0487 + 0.0408i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 38 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.998 - 0.0457i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 38 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (0.998 - 0.0457i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(38\)    =    \(2 \cdot 19\)
Sign: $0.998 - 0.0457i$
Analytic conductor: \(1.03542\)
Root analytic conductor: \(1.01755\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{38} (3, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 38,\ (\ :1),\ 0.998 - 0.0457i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(1.34648 + 0.0307989i\)
\(L(\frac12)\) \(\approx\) \(1.34648 + 0.0307989i\)
\(L(2)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (-0.909 + 1.08i)T \)
19 \( 1 + (-0.856 - 18.9i)T \)
good3 \( 1 + (-1.41 - 3.89i)T + (-6.89 + 5.78i)T^{2} \)
5 \( 1 + (0.197 - 1.11i)T + (-23.4 - 8.55i)T^{2} \)
7 \( 1 + (5.55 + 9.62i)T + (-24.5 + 42.4i)T^{2} \)
11 \( 1 + (-3.53 + 6.11i)T + (-60.5 - 104. i)T^{2} \)
13 \( 1 + (6.32 - 17.3i)T + (-129. - 108. i)T^{2} \)
17 \( 1 + (-0.827 - 0.694i)T + (50.1 + 284. i)T^{2} \)
23 \( 1 + (7.48 + 42.4i)T + (-497. + 180. i)T^{2} \)
29 \( 1 + (-17.7 - 21.1i)T + (-146. + 828. i)T^{2} \)
31 \( 1 + (30.5 - 17.6i)T + (480.5 - 832. i)T^{2} \)
37 \( 1 + 31.2iT - 1.36e3T^{2} \)
41 \( 1 + (1.56 + 4.28i)T + (-1.28e3 + 1.08e3i)T^{2} \)
43 \( 1 + (4.60 - 26.1i)T + (-1.73e3 - 632. i)T^{2} \)
47 \( 1 + (-19.3 + 16.2i)T + (383. - 2.17e3i)T^{2} \)
53 \( 1 + (21.7 - 3.83i)T + (2.63e3 - 960. i)T^{2} \)
59 \( 1 + (-26.0 + 31.0i)T + (-604. - 3.42e3i)T^{2} \)
61 \( 1 + (-1.55 - 8.83i)T + (-3.49e3 + 1.27e3i)T^{2} \)
67 \( 1 + (58.1 + 69.3i)T + (-779. + 4.42e3i)T^{2} \)
71 \( 1 + (-124. - 21.9i)T + (4.73e3 + 1.72e3i)T^{2} \)
73 \( 1 + (23.2 - 8.46i)T + (4.08e3 - 3.42e3i)T^{2} \)
79 \( 1 + (26.5 + 73.0i)T + (-4.78e3 + 4.01e3i)T^{2} \)
83 \( 1 + (40.0 + 69.2i)T + (-3.44e3 + 5.96e3i)T^{2} \)
89 \( 1 + (-17.6 + 48.3i)T + (-6.06e3 - 5.09e3i)T^{2} \)
97 \( 1 + (-29.7 + 35.5i)T + (-1.63e3 - 9.26e3i)T^{2} \)
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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

−16.29470034310055771080839429960, −14.48228356400528072706732386410, −14.16828068800506510566919060346, −12.55547646635842049354915405703, −10.85467143698096180177936196632, −10.14412682376078967015676343531, −9.007158916106551686946947447085, −6.73534882901487799901423067128, −4.45161676441548238361579413162, −3.45379355299287463769195009407, 2.73583258219777456137129795849, 5.53656908649885655505271470273, 6.91430311251628692064043555004, 8.122256296548748805787691794489, 9.422952713228001908048596663025, 11.96645511513120499147550332142, 12.71429870552556241533984153457, 13.48290402432277900549631806884, 14.98341002890438466062282604985, 15.72067505050948871709862941561

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