Properties

Label 2-304-304.147-c1-0-31
Degree $2$
Conductor $304$
Sign $0.997 + 0.0748i$
Analytic cond. $2.42745$
Root an. cond. $1.55802$
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  + (1.36 + 0.363i)2-s + (1.76 − 1.23i)3-s + (1.73 + 0.993i)4-s + (0.155 − 0.0136i)5-s + (2.85 − 1.04i)6-s + (−0.192 − 0.333i)7-s + (2.01 + 1.98i)8-s + (0.556 − 1.52i)9-s + (0.217 + 0.0379i)10-s + (−5.47 + 1.46i)11-s + (4.28 − 0.390i)12-s + (−4.75 − 3.33i)13-s + (−0.141 − 0.526i)14-s + (0.257 − 0.216i)15-s + (2.02 + 3.44i)16-s + (−1.56 + 0.569i)17-s + ⋯
L(s)  = 1  + (0.966 + 0.257i)2-s + (1.01 − 0.712i)3-s + (0.867 + 0.496i)4-s + (0.0696 − 0.00609i)5-s + (1.16 − 0.426i)6-s + (−0.0728 − 0.126i)7-s + (0.710 + 0.703i)8-s + (0.185 − 0.509i)9-s + (0.0688 + 0.0120i)10-s + (−1.65 + 0.442i)11-s + (1.23 − 0.112i)12-s + (−1.31 − 0.923i)13-s + (−0.0379 − 0.140i)14-s + (0.0664 − 0.0557i)15-s + (0.506 + 0.862i)16-s + (−0.379 + 0.138i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 304 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.997 + 0.0748i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 304 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.997 + 0.0748i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(304\)    =    \(2^{4} \cdot 19\)
Sign: $0.997 + 0.0748i$
Analytic conductor: \(2.42745\)
Root analytic conductor: \(1.55802\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{304} (147, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 304,\ (\ :1/2),\ 0.997 + 0.0748i)\)

Particular Values

\(L(1)\) \(\approx\) \(2.79408 - 0.104665i\)
\(L(\frac12)\) \(\approx\) \(2.79408 - 0.104665i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (-1.36 - 0.363i)T \)
19 \( 1 + (-1.19 - 4.19i)T \)
good3 \( 1 + (-1.76 + 1.23i)T + (1.02 - 2.81i)T^{2} \)
5 \( 1 + (-0.155 + 0.0136i)T + (4.92 - 0.868i)T^{2} \)
7 \( 1 + (0.192 + 0.333i)T + (-3.5 + 6.06i)T^{2} \)
11 \( 1 + (5.47 - 1.46i)T + (9.52 - 5.5i)T^{2} \)
13 \( 1 + (4.75 + 3.33i)T + (4.44 + 12.2i)T^{2} \)
17 \( 1 + (1.56 - 0.569i)T + (13.0 - 10.9i)T^{2} \)
23 \( 1 + (-6.91 + 5.80i)T + (3.99 - 22.6i)T^{2} \)
29 \( 1 + (-7.15 + 3.33i)T + (18.6 - 22.2i)T^{2} \)
31 \( 1 + (1.03 + 1.79i)T + (-15.5 + 26.8i)T^{2} \)
37 \( 1 + (-1.35 - 1.35i)T + 37iT^{2} \)
41 \( 1 + (-1.46 + 8.32i)T + (-38.5 - 14.0i)T^{2} \)
43 \( 1 + (-0.300 - 3.43i)T + (-42.3 + 7.46i)T^{2} \)
47 \( 1 + (2.21 - 6.09i)T + (-36.0 - 30.2i)T^{2} \)
53 \( 1 + (-1.37 - 0.120i)T + (52.1 + 9.20i)T^{2} \)
59 \( 1 + (3.15 - 6.75i)T + (-37.9 - 45.1i)T^{2} \)
61 \( 1 + (5.87 + 0.514i)T + (60.0 + 10.5i)T^{2} \)
67 \( 1 + (-1.66 - 3.56i)T + (-43.0 + 51.3i)T^{2} \)
71 \( 1 + (-5.03 + 6.00i)T + (-12.3 - 69.9i)T^{2} \)
73 \( 1 + (-5.43 - 0.958i)T + (68.5 + 24.9i)T^{2} \)
79 \( 1 + (1.72 - 9.79i)T + (-74.2 - 27.0i)T^{2} \)
83 \( 1 + (12.6 + 3.38i)T + (71.8 + 41.5i)T^{2} \)
89 \( 1 + (1.74 + 9.90i)T + (-83.6 + 30.4i)T^{2} \)
97 \( 1 + (-0.789 - 2.16i)T + (-74.3 + 62.3i)T^{2} \)
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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

−12.29756004680014538913528704621, −10.79731197603286760112535288097, −9.983247696239349283313857269730, −8.354346511158744945228046615542, −7.72614477940800589943661180977, −7.06957427483510727101485890140, −5.62324367489259980708857770218, −4.63567324687525028003935686438, −2.94692111970026921844792050373, −2.33494396707158500893439041116, 2.47216011414970882730006554555, 3.14481078634738532850522114775, 4.58153231475312333387359610147, 5.28482587369188692966930838051, 6.84224147669415478106263627689, 7.83468173367212866975710268842, 9.151270479807795830278173170188, 9.870131937581319001755710885052, 10.83958387664080173764293609188, 11.75914764599542456064824482822

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