Properties

Label 2-1950-65.64-c1-0-35
Degree $2$
Conductor $1950$
Sign $0.813 + 0.581i$
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 + 0.438·7-s + 8-s − 9-s − 1.56i·11-s + i·12-s + (0.561 − 3.56i)13-s + 0.438·14-s + 16-s − 6.68i·17-s − 18-s − 7.68i·19-s + ⋯
L(s)  = 1  + 0.707·2-s + 0.577i·3-s + 0.5·4-s + 0.408i·6-s + 0.165·7-s + 0.353·8-s − 0.333·9-s − 0.470i·11-s + 0.288i·12-s + (0.155 − 0.987i)13-s + 0.117·14-s + 0.250·16-s − 1.62i·17-s − 0.235·18-s − 1.76i·19-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1950 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.813 + 0.581i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1950 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.813 + 0.581i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1950\)    =    \(2 \cdot 3 \cdot 5^{2} \cdot 13\)
Sign: $0.813 + 0.581i$
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: \((2,\ 1950,\ (\ :1/2),\ 0.813 + 0.581i)\)

Particular Values

\(L(1)\) \(\approx\) \(2.629896188\)
\(L(\frac12)\) \(\approx\) \(2.629896188\)
\(L(\frac{3}{2})\) 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 \( 1 + (-0.561 + 3.56i)T \)
good7 \( 1 - 0.438T + 7T^{2} \)
11 \( 1 + 1.56iT - 11T^{2} \)
17 \( 1 + 6.68iT - 17T^{2} \)
19 \( 1 + 7.68iT - 19T^{2} \)
23 \( 1 - 3.12iT - 23T^{2} \)
29 \( 1 - T + 29T^{2} \)
31 \( 1 + 5.56iT - 31T^{2} \)
37 \( 1 - 4.56T + 37T^{2} \)
41 \( 1 - 4.56iT - 41T^{2} \)
43 \( 1 - 11.1iT - 43T^{2} \)
47 \( 1 - 8.12T + 47T^{2} \)
53 \( 1 - 5iT - 53T^{2} \)
59 \( 1 + 9.56iT - 59T^{2} \)
61 \( 1 + 0.684T + 61T^{2} \)
67 \( 1 + 4.12T + 67T^{2} \)
71 \( 1 - 13.9iT - 71T^{2} \)
73 \( 1 - 7.12T + 73T^{2} \)
79 \( 1 - 2.31T + 79T^{2} \)
83 \( 1 - 14.9T + 83T^{2} \)
89 \( 1 + 5.12iT - 89T^{2} \)
97 \( 1 + 13.1T + 97T^{2} \)
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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

−9.352600574802753441678392786747, −8.229869970507304107078254392717, −7.52559712146278870382681480927, −6.60808963845234723784652321178, −5.69032602622908653510423076280, −4.99598123622721561171684245662, −4.32978101891680160418753567586, −3.11793430939152688161468129420, −2.64100028273112984720574543324, −0.76595900528964349667836063529, 1.51095203082177497676708257270, 2.19384758200483174757776531505, 3.61211647204185011524979466040, 4.21435301830112040252756670200, 5.31611625451242825294091496093, 6.16301545003711982548648108591, 6.69814371711399276098846238320, 7.64009850115518200241426258725, 8.317967887543248637789949910668, 9.122077634205414766456704487144

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