Properties

Label 2-1925-5.4-c1-0-55
Degree $2$
Conductor $1925$
Sign $-0.894 - 0.447i$
Analytic cond. $15.3712$
Root an. cond. $3.92061$
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  − 2.67i·2-s + 2.48i·3-s − 5.15·4-s + 6.63·6-s i·7-s + 8.44i·8-s − 3.15·9-s − 11-s − 12.7i·12-s − 5.83i·13-s − 2.67·14-s + 12.2·16-s + 5.44i·17-s + 8.44i·18-s + 1.35·19-s + ⋯
L(s)  = 1  − 1.89i·2-s + 1.43i·3-s − 2.57·4-s + 2.70·6-s − 0.377i·7-s + 2.98i·8-s − 1.05·9-s − 0.301·11-s − 3.69i·12-s − 1.61i·13-s − 0.714·14-s + 3.06·16-s + 1.32i·17-s + 1.99i·18-s + 0.309·19-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1925 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.894 - 0.447i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1925 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.894 - 0.447i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1925\)    =    \(5^{2} \cdot 7 \cdot 11\)
Sign: $-0.894 - 0.447i$
Analytic conductor: \(15.3712\)
Root analytic conductor: \(3.92061\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1925} (1849, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1925,\ (\ :1/2),\ -0.894 - 0.447i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.4896096374\)
\(L(\frac12)\) \(\approx\) \(0.4896096374\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad5 \( 1 \)
7 \( 1 + iT \)
11 \( 1 + T \)
good2 \( 1 + 2.67iT - 2T^{2} \)
3 \( 1 - 2.48iT - 3T^{2} \)
13 \( 1 + 5.83iT - 13T^{2} \)
17 \( 1 - 5.44iT - 17T^{2} \)
19 \( 1 - 1.35T + 19T^{2} \)
23 \( 1 - 3.19iT - 23T^{2} \)
29 \( 1 - 3.61T + 29T^{2} \)
31 \( 1 + 5.28T + 31T^{2} \)
37 \( 1 + 8.54iT - 37T^{2} \)
41 \( 1 + 5.02T + 41T^{2} \)
43 \( 1 + 5.89iT - 43T^{2} \)
47 \( 1 + 11.8iT - 47T^{2} \)
53 \( 1 - 0.231iT - 53T^{2} \)
59 \( 1 + 13.5T + 59T^{2} \)
61 \( 1 + 1.41T + 61T^{2} \)
67 \( 1 + 10.8iT - 67T^{2} \)
71 \( 1 + 15.5T + 71T^{2} \)
73 \( 1 - 11.3iT - 73T^{2} \)
79 \( 1 + 1.96T + 79T^{2} \)
83 \( 1 + 10.6iT - 83T^{2} \)
89 \( 1 + 7.22T + 89T^{2} \)
97 \( 1 + 0.836iT - 97T^{2} \)
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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

−9.085035961773667886130766411534, −8.503770515023587833848338029316, −7.58352474041309650630230809093, −5.68555323002137305527095657248, −5.17962366771172476260941093779, −4.22933656000982443989433708666, −3.56992958858925025792967828521, −3.04002041920816216941066277664, −1.70013175134360834801826608208, −0.19159736857780441853093724328, 1.34050116681965320086661755881, 2.82957248389742800511700881158, 4.43394815956325334041567838396, 5.04934960185115581240248295134, 6.19876807057220072902794433318, 6.49425833945783880489903179188, 7.29990285606081511635613411928, 7.69409334836481276788833281283, 8.605967731006244868785133559724, 9.133984533960537712305883850056

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