Properties

Label 2-138-23.22-c6-0-15
Degree $2$
Conductor $138$
Sign $0.754 - 0.655i$
Analytic cond. $31.7474$
Root an. cond. $5.63448$
Motivic weight $6$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 5.65·2-s + 15.5·3-s + 32.0·4-s + 37.6i·5-s + 88.1·6-s + 272. i·7-s + 181.·8-s + 243·9-s + 212. i·10-s − 1.50e3i·11-s + 498.·12-s + 2.82e3·13-s + 1.54e3i·14-s + 586. i·15-s + 1.02e3·16-s + 7.22e3i·17-s + ⋯
L(s)  = 1  + 0.707·2-s + 0.577·3-s + 0.500·4-s + 0.301i·5-s + 0.408·6-s + 0.795i·7-s + 0.353·8-s + 0.333·9-s + 0.212i·10-s − 1.13i·11-s + 0.288·12-s + 1.28·13-s + 0.562i·14-s + 0.173i·15-s + 0.250·16-s + 1.47i·17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 138 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.754 - 0.655i)\, \overline{\Lambda}(7-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 138 ^{s/2} \, \Gamma_{\C}(s+3) \, L(s)\cr =\mathstrut & (0.754 - 0.655i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(138\)    =    \(2 \cdot 3 \cdot 23\)
Sign: $0.754 - 0.655i$
Analytic conductor: \(31.7474\)
Root analytic conductor: \(5.63448\)
Motivic weight: \(6\)
Rational: no
Arithmetic: yes
Character: $\chi_{138} (91, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 138,\ (\ :3),\ 0.754 - 0.655i)\)

Particular Values

\(L(\frac{7}{2})\) \(\approx\) \(4.084967996\)
\(L(\frac12)\) \(\approx\) \(4.084967996\)
\(L(4)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - 5.65T \)
3 \( 1 - 15.5T \)
23 \( 1 + (9.18e3 - 7.97e3i)T \)
good5 \( 1 - 37.6iT - 1.56e4T^{2} \)
7 \( 1 - 272. iT - 1.17e5T^{2} \)
11 \( 1 + 1.50e3iT - 1.77e6T^{2} \)
13 \( 1 - 2.82e3T + 4.82e6T^{2} \)
17 \( 1 - 7.22e3iT - 2.41e7T^{2} \)
19 \( 1 - 4.05e3iT - 4.70e7T^{2} \)
29 \( 1 - 2.16e4T + 5.94e8T^{2} \)
31 \( 1 + 2.31e3T + 8.87e8T^{2} \)
37 \( 1 - 2.07e4iT - 2.56e9T^{2} \)
41 \( 1 - 2.39e4T + 4.75e9T^{2} \)
43 \( 1 + 1.21e4iT - 6.32e9T^{2} \)
47 \( 1 + 5.68e4T + 1.07e10T^{2} \)
53 \( 1 + 6.56e4iT - 2.21e10T^{2} \)
59 \( 1 - 7.99e4T + 4.21e10T^{2} \)
61 \( 1 - 1.76e5iT - 5.15e10T^{2} \)
67 \( 1 + 4.28e5iT - 9.04e10T^{2} \)
71 \( 1 - 3.53e4T + 1.28e11T^{2} \)
73 \( 1 + 3.55e5T + 1.51e11T^{2} \)
79 \( 1 + 1.62e5iT - 2.43e11T^{2} \)
83 \( 1 - 5.81e5iT - 3.26e11T^{2} \)
89 \( 1 + 1.28e6iT - 4.96e11T^{2} \)
97 \( 1 - 4.56e5iT - 8.32e11T^{2} \)
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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

−12.32439746583490229253330105298, −11.22991046274828858391142734537, −10.31818939380591710553676395091, −8.753417582208785736749391949968, −8.110048261662500978755089989733, −6.41930627761043494141116920204, −5.69069296533011707308472897046, −3.92807001081297448110691005114, −3.01619706867625052398872132788, −1.53010401031963994314785951486, 1.03409121972244938409382684786, 2.60497799540810507181614655452, 4.00843505646835351185856300529, 4.90979864560986991752033043460, 6.59172035565666104811060039025, 7.47919432186354611590732755525, 8.748566663554604684713380907076, 9.935062637587889567132725991944, 10.98115075510637985269014214929, 12.15998382882236549828835547859

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