Properties

Label 2-1950-65.64-c1-0-10
Degree $2$
Conductor $1950$
Sign $0.868 - 0.496i$
Analytic cond. $15.5708$
Root an. cond. $3.94598$
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  − 2-s i·3-s + 4-s + i·6-s + 2·7-s − 8-s − 9-s i·12-s + (−2 + 3i)13-s − 2·14-s + 16-s − 2i·17-s + 18-s + 6i·19-s − 2i·21-s + ⋯
L(s)  = 1  − 0.707·2-s − 0.577i·3-s + 0.5·4-s + 0.408i·6-s + 0.755·7-s − 0.353·8-s − 0.333·9-s − 0.288i·12-s + (−0.554 + 0.832i)13-s − 0.534·14-s + 0.250·16-s − 0.485i·17-s + 0.235·18-s + 1.37i·19-s − 0.436i·21-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1950 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.868 - 0.496i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1950 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.868 - 0.496i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1950\)    =    \(2 \cdot 3 \cdot 5^{2} \cdot 13\)
Sign: $0.868 - 0.496i$
Analytic conductor: \(15.5708\)
Root analytic conductor: \(3.94598\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1950} (649, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1950,\ (\ :1/2),\ 0.868 - 0.496i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.178312608\)
\(L(\frac12)\) \(\approx\) \(1.178312608\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + T \)
3 \( 1 + iT \)
5 \( 1 \)
13 \( 1 + (2 - 3i)T \)
good7 \( 1 - 2T + 7T^{2} \)
11 \( 1 - 11T^{2} \)
17 \( 1 + 2iT - 17T^{2} \)
19 \( 1 - 6iT - 19T^{2} \)
23 \( 1 + 4iT - 23T^{2} \)
29 \( 1 - 10T + 29T^{2} \)
31 \( 1 - 10iT - 31T^{2} \)
37 \( 1 + 8T + 37T^{2} \)
41 \( 1 - 10iT - 41T^{2} \)
43 \( 1 + 4iT - 43T^{2} \)
47 \( 1 - 12T + 47T^{2} \)
53 \( 1 - 6iT - 53T^{2} \)
59 \( 1 + 4iT - 59T^{2} \)
61 \( 1 - 2T + 61T^{2} \)
67 \( 1 - 2T + 67T^{2} \)
71 \( 1 - 71T^{2} \)
73 \( 1 + 4T + 73T^{2} \)
79 \( 1 + 79T^{2} \)
83 \( 1 + 4T + 83T^{2} \)
89 \( 1 - 6iT - 89T^{2} \)
97 \( 1 - 12T + 97T^{2} \)
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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

−9.018004662881399509192646319293, −8.460347589898186358674868817946, −7.79743475197748041815268343052, −6.95939253208227105026924536217, −6.40540195270996919453928869184, −5.27490182008906782889769045452, −4.44317927517669356159017990914, −3.07503171863172281753892584264, −2.03842459472598429319864687694, −1.13070880181262797945631025726, 0.61376638006350763154283655686, 2.11052606940190957352736046954, 3.05789196260715498843694751148, 4.24293063716704901324541428581, 5.11119509728700263407936174600, 5.86414895295749421271660378898, 6.98716070297077277256115575438, 7.69540321604552579539324128677, 8.468212525277996482542995016108, 9.052545989215902396018189445234

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