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Properties

Label 2-980-28.27-c1-0-1
Degree $2$
Conductor $980$
Sign $-0.0110 + 0.999i$
Analytic cond. $7.82533$
Root an. cond. $2.79738$
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  + (0.486 + 1.32i)2-s − 0.812·3-s + (−1.52 + 1.29i)4-s + i·5-s + (−0.395 − 1.07i)6-s + (−2.45 − 1.39i)8-s − 2.34·9-s + (−1.32 + 0.486i)10-s + 4.86i·11-s + (1.23 − 1.04i)12-s − 0.895i·13-s − 0.812i·15-s + (0.658 − 3.94i)16-s − 5.89i·17-s + (−1.13 − 3.10i)18-s − 2.91·19-s + ⋯
L(s)  = 1  + (0.344 + 0.938i)2-s − 0.468·3-s + (−0.763 + 0.646i)4-s + 0.447i·5-s + (−0.161 − 0.440i)6-s + (−0.869 − 0.494i)8-s − 0.780·9-s + (−0.419 + 0.153i)10-s + 1.46i·11-s + (0.357 − 0.302i)12-s − 0.248i·13-s − 0.209i·15-s + (0.164 − 0.986i)16-s − 1.42i·17-s + (−0.268 − 0.732i)18-s − 0.669·19-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 980 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.0110 + 0.999i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 980 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.0110 + 0.999i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(980\)    =    \(2^{2} \cdot 5 \cdot 7^{2}\)
Sign: $-0.0110 + 0.999i$
Analytic conductor: \(7.82533\)
Root analytic conductor: \(2.79738\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{980} (391, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 980,\ (\ :1/2),\ -0.0110 + 0.999i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.0708303 - 0.0716161i\)
\(L(\frac12)\) \(\approx\) \(0.0708303 - 0.0716161i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (-0.486 - 1.32i)T \)
5 \( 1 - iT \)
7 \( 1 \)
good3 \( 1 + 0.812T + 3T^{2} \)
11 \( 1 - 4.86iT - 11T^{2} \)
13 \( 1 + 0.895iT - 13T^{2} \)
17 \( 1 + 5.89iT - 17T^{2} \)
19 \( 1 + 2.91T + 19T^{2} \)
23 \( 1 - 1.56iT - 23T^{2} \)
29 \( 1 + 9.73T + 29T^{2} \)
31 \( 1 - 4.41T + 31T^{2} \)
37 \( 1 + 1.82T + 37T^{2} \)
41 \( 1 + 10.4iT - 41T^{2} \)
43 \( 1 + 3.04iT - 43T^{2} \)
47 \( 1 + 5.21T + 47T^{2} \)
53 \( 1 - 0.179T + 53T^{2} \)
59 \( 1 + 11.3T + 59T^{2} \)
61 \( 1 + 6.15iT - 61T^{2} \)
67 \( 1 - 7.79iT - 67T^{2} \)
71 \( 1 + 8.38iT - 71T^{2} \)
73 \( 1 - 8.78iT - 73T^{2} \)
79 \( 1 + 3.63iT - 79T^{2} \)
83 \( 1 - 2.03T + 83T^{2} \)
89 \( 1 - 1.76iT - 89T^{2} \)
97 \( 1 - 7.83iT - 97T^{2} \)
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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

−10.58471526023154811900696924218, −9.603471998370721119221547457816, −8.950917969718390866300426412741, −7.79348240674655613535863612952, −7.17798461985891934502947651254, −6.42172407338993400124422838130, −5.44281358937629575420176394081, −4.80889878654573018611653044913, −3.65731781569277731383444570397, −2.43135570976499798493576260411, 0.04360922744047861354344297945, 1.50942821092903267038002189601, 2.92774194773503904404176407926, 3.88145238182561010607809894552, 4.89282266744385152498137212138, 5.93455383928205352334314206388, 6.22324454970133621593438104233, 8.149666267574933546456038521942, 8.602147632217234237133894604947, 9.458454745378026668509883547113

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