Properties

Label 2-138-23.6-c3-0-2
Degree $2$
Conductor $138$
Sign $-0.587 - 0.809i$
Analytic cond. $8.14226$
Root an. cond. $2.85346$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (−0.830 + 1.81i)2-s + (−2.87 − 0.845i)3-s + (−2.61 − 3.02i)4-s + (3.54 − 2.27i)5-s + (3.92 − 4.53i)6-s + (−0.484 + 3.36i)7-s + (7.67 − 2.25i)8-s + (7.57 + 4.86i)9-s + (1.19 + 8.33i)10-s + (1.72 + 3.78i)11-s + (4.98 + 10.9i)12-s + (5.88 + 40.9i)13-s + (−5.72 − 3.68i)14-s + (−12.1 + 3.55i)15-s + (−2.27 + 15.8i)16-s + (−58.2 + 67.2i)17-s + ⋯
L(s)  = 1  + (−0.293 + 0.643i)2-s + (−0.553 − 0.162i)3-s + (−0.327 − 0.377i)4-s + (0.316 − 0.203i)5-s + (0.267 − 0.308i)6-s + (−0.0261 + 0.181i)7-s + (0.339 − 0.0996i)8-s + (0.280 + 0.180i)9-s + (0.0378 + 0.263i)10-s + (0.0473 + 0.103i)11-s + (0.119 + 0.262i)12-s + (0.125 + 0.873i)13-s + (−0.109 − 0.0702i)14-s + (−0.208 + 0.0612i)15-s + (−0.0355 + 0.247i)16-s + (−0.830 + 0.958i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 138 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.587 - 0.809i)\, \overline{\Lambda}(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 138 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & (-0.587 - 0.809i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(138\)    =    \(2 \cdot 3 \cdot 23\)
Sign: $-0.587 - 0.809i$
Analytic conductor: \(8.14226\)
Root analytic conductor: \(2.85346\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: $\chi_{138} (121, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 138,\ (\ :3/2),\ -0.587 - 0.809i)\)

Particular Values

\(L(2)\) \(\approx\) \(0.384266 + 0.753995i\)
\(L(\frac12)\) \(\approx\) \(0.384266 + 0.753995i\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (0.830 - 1.81i)T \)
3 \( 1 + (2.87 + 0.845i)T \)
23 \( 1 + (98.8 - 48.9i)T \)
good5 \( 1 + (-3.54 + 2.27i)T + (51.9 - 113. i)T^{2} \)
7 \( 1 + (0.484 - 3.36i)T + (-329. - 96.6i)T^{2} \)
11 \( 1 + (-1.72 - 3.78i)T + (-871. + 1.00e3i)T^{2} \)
13 \( 1 + (-5.88 - 40.9i)T + (-2.10e3 + 618. i)T^{2} \)
17 \( 1 + (58.2 - 67.2i)T + (-699. - 4.86e3i)T^{2} \)
19 \( 1 + (-33.8 - 39.0i)T + (-976. + 6.78e3i)T^{2} \)
29 \( 1 + (82.2 - 94.9i)T + (-3.47e3 - 2.41e4i)T^{2} \)
31 \( 1 + (-118. + 34.6i)T + (2.50e4 - 1.61e4i)T^{2} \)
37 \( 1 + (-58.4 - 37.5i)T + (2.10e4 + 4.60e4i)T^{2} \)
41 \( 1 + (115. - 74.3i)T + (2.86e4 - 6.26e4i)T^{2} \)
43 \( 1 + (-225. - 66.2i)T + (6.68e4 + 4.29e4i)T^{2} \)
47 \( 1 - 40.0T + 1.03e5T^{2} \)
53 \( 1 + (44.7 - 311. i)T + (-1.42e5 - 4.19e4i)T^{2} \)
59 \( 1 + (0.507 + 3.52i)T + (-1.97e5 + 5.78e4i)T^{2} \)
61 \( 1 + (-267. + 78.4i)T + (1.90e5 - 1.22e5i)T^{2} \)
67 \( 1 + (-108. + 237. i)T + (-1.96e5 - 2.27e5i)T^{2} \)
71 \( 1 + (-121. + 265. i)T + (-2.34e5 - 2.70e5i)T^{2} \)
73 \( 1 + (103. + 119. i)T + (-5.53e4 + 3.85e5i)T^{2} \)
79 \( 1 + (46.6 + 324. i)T + (-4.73e5 + 1.38e5i)T^{2} \)
83 \( 1 + (1.08e3 + 700. i)T + (2.37e5 + 5.20e5i)T^{2} \)
89 \( 1 + (-379. - 111. i)T + (5.93e5 + 3.81e5i)T^{2} \)
97 \( 1 + (518. - 333. i)T + (3.79e5 - 8.30e5i)T^{2} \)
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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

−13.16954079541326625280894324478, −12.05631268761149653597790907692, −10.99464545039225447451265302193, −9.828457862934723650205216453869, −8.881784629453061595262958771902, −7.65078863506047860664976401769, −6.46142878372108573193440258621, −5.59609861029680266945397489595, −4.19447521818929388578458520030, −1.65679660951451930826323589557, 0.50897262685012947950237923738, 2.53633919039160138879889323100, 4.18710624471975914134028242204, 5.57468756277586007616007324494, 6.91853588968246246167487533586, 8.261802565303176524046063468601, 9.552701217424508238208570004625, 10.35532686848500509055331053344, 11.27226638645640119310810747002, 12.14393889787306444849923154379

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