Properties

Label 2-1950-5.4-c1-0-25
Degree $2$
Conductor $1950$
Sign $-0.447 + 0.894i$
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  i·2-s + i·3-s − 4-s + 6-s + 1.70i·7-s + i·8-s − 9-s − 1.70·11-s i·12-s i·13-s + 1.70·14-s + 16-s − 5.70i·17-s + i·18-s − 4.70·19-s + ⋯
L(s)  = 1  − 0.707i·2-s + 0.577i·3-s − 0.5·4-s + 0.408·6-s + 0.643i·7-s + 0.353i·8-s − 0.333·9-s − 0.513·11-s − 0.288i·12-s − 0.277i·13-s + 0.454·14-s + 0.250·16-s − 1.38i·17-s + 0.235i·18-s − 1.07·19-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1950 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.447 + 0.894i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1950 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.447 + 0.894i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1950\)    =    \(2 \cdot 3 \cdot 5^{2} \cdot 13\)
Sign: $-0.447 + 0.894i$
Analytic conductor: \(15.5708\)
Root analytic conductor: \(3.94598\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1950} (1249, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1950,\ (\ :1/2),\ -0.447 + 0.894i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.9087820214\)
\(L(\frac12)\) \(\approx\) \(0.9087820214\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + iT \)
3 \( 1 - iT \)
5 \( 1 \)
13 \( 1 + iT \)
good7 \( 1 - 1.70iT - 7T^{2} \)
11 \( 1 + 1.70T + 11T^{2} \)
17 \( 1 + 5.70iT - 17T^{2} \)
19 \( 1 + 4.70T + 19T^{2} \)
23 \( 1 - 23T^{2} \)
29 \( 1 + 6.40T + 29T^{2} \)
31 \( 1 - 9.10T + 31T^{2} \)
37 \( 1 + 4.70iT - 37T^{2} \)
41 \( 1 - 2.70T + 41T^{2} \)
43 \( 1 - 1.40iT - 43T^{2} \)
47 \( 1 + 7iT - 47T^{2} \)
53 \( 1 + 10.4iT - 53T^{2} \)
59 \( 1 - 3.70T + 59T^{2} \)
61 \( 1 + 5.10T + 61T^{2} \)
67 \( 1 + 6.40iT - 67T^{2} \)
71 \( 1 - 4.70T + 71T^{2} \)
73 \( 1 + 12iT - 73T^{2} \)
79 \( 1 + 0.701T + 79T^{2} \)
83 \( 1 + 4.29iT - 83T^{2} \)
89 \( 1 - 1.40T + 89T^{2} \)
97 \( 1 - 15.4iT - 97T^{2} \)
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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

−9.098344133612582712863648643365, −8.398824621956315270061346840663, −7.56314425882558681482669381367, −6.41065079232029427755810455797, −5.43817931437966307561421473870, −4.84429867792614208156578714816, −3.87866923938208834774460505366, −2.86436314574545733966067158495, −2.14786577975201195181248835699, −0.34777557407555066945862384084, 1.23035842636700535161064277556, 2.52309446317367255329252021286, 3.86648987870661169958224495599, 4.54865814961900231855720767440, 5.72037487966762957851988895343, 6.33749469287660537007995285816, 7.06718613940238667045429929336, 7.892981010869634570080017333537, 8.363241572463843724273222181126, 9.229156660401381971842556786942

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