Properties

Label 2-5e4-5.4-c1-0-16
Degree $2$
Conductor $625$
Sign $1$
Analytic cond. $4.99065$
Root an. cond. $2.23397$
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  − 0.618i·2-s + i·3-s + 1.61·4-s + 0.618·6-s + 1.61i·7-s − 2.23i·8-s + 2·9-s − 0.763·11-s + 1.61i·12-s − 4.85i·13-s + 1.00·14-s + 1.85·16-s + 0.763i·17-s − 1.23i·18-s + 5.85·19-s + ⋯
L(s)  = 1  − 0.437i·2-s + 0.577i·3-s + 0.809·4-s + 0.252·6-s + 0.611i·7-s − 0.790i·8-s + 0.666·9-s − 0.230·11-s + 0.467i·12-s − 1.34i·13-s + 0.267·14-s + 0.463·16-s + 0.185i·17-s − 0.291i·18-s + 1.34·19-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 625 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 625 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(625\)    =    \(5^{4}\)
Sign: $1$
Analytic conductor: \(4.99065\)
Root analytic conductor: \(2.23397\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{625} (624, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 625,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.94765\)
\(L(\frac12)\) \(\approx\) \(1.94765\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad5 \( 1 \)
good2 \( 1 + 0.618iT - 2T^{2} \)
3 \( 1 - iT - 3T^{2} \)
7 \( 1 - 1.61iT - 7T^{2} \)
11 \( 1 + 0.763T + 11T^{2} \)
13 \( 1 + 4.85iT - 13T^{2} \)
17 \( 1 - 0.763iT - 17T^{2} \)
19 \( 1 - 5.85T + 19T^{2} \)
23 \( 1 - 8.23iT - 23T^{2} \)
29 \( 1 - 1.38T + 29T^{2} \)
31 \( 1 + 3T + 31T^{2} \)
37 \( 1 + 4.23iT - 37T^{2} \)
41 \( 1 + 5.23T + 41T^{2} \)
43 \( 1 - 1.85iT - 43T^{2} \)
47 \( 1 - 1.61iT - 47T^{2} \)
53 \( 1 - 5.47iT - 53T^{2} \)
59 \( 1 - 4.14T + 59T^{2} \)
61 \( 1 + 4.70T + 61T^{2} \)
67 \( 1 + 9.23iT - 67T^{2} \)
71 \( 1 + 4.38T + 71T^{2} \)
73 \( 1 + 9iT - 73T^{2} \)
79 \( 1 + 3.09T + 79T^{2} \)
83 \( 1 + 1.76iT - 83T^{2} \)
89 \( 1 + 8.94T + 89T^{2} \)
97 \( 1 + 2.85iT - 97T^{2} \)
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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

−10.56955190629741239830137216016, −9.913190257641533391398029939563, −9.188234492487465265958063548697, −7.80228437069641996646572465208, −7.24151197158025580684696081866, −5.87283574654788301851021878817, −5.19128497517591427854368968062, −3.67893552820163325018789607638, −2.91673754300495098929424786061, −1.45905467638233249020922176924, 1.36663032069135782685070730924, 2.56898862532313712441395724986, 4.07597015596526848489318655256, 5.22431113126404089311311913072, 6.55920480133898467989065774296, 6.93351606624168514841384955977, 7.67257166294978340290769671102, 8.634784460440154073532331568500, 9.859704918522041322989772108011, 10.59380952454756027919053582077

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