Properties

Label 2-5e2-5.4-c5-0-2
Degree $2$
Conductor $25$
Sign $0.447 - 0.894i$
Analytic cond. $4.00959$
Root an. cond. $2.00239$
Motivic weight $5$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2i·2-s + 4i·3-s + 28·4-s − 8·6-s + 192i·7-s + 120i·8-s + 227·9-s − 148·11-s + 112i·12-s − 286i·13-s − 384·14-s + 656·16-s − 1.67e3i·17-s + 454i·18-s − 1.06e3·19-s + ⋯
L(s)  = 1  + 0.353i·2-s + 0.256i·3-s + 0.875·4-s − 0.0907·6-s + 1.48i·7-s + 0.662i·8-s + 0.934·9-s − 0.368·11-s + 0.224i·12-s − 0.469i·13-s − 0.523·14-s + 0.640·16-s − 1.40i·17-s + 0.330i·18-s − 0.673·19-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 25 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.447 - 0.894i)\, \overline{\Lambda}(6-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 25 ^{s/2} \, \Gamma_{\C}(s+5/2) \, L(s)\cr =\mathstrut & (0.447 - 0.894i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(25\)    =    \(5^{2}\)
Sign: $0.447 - 0.894i$
Analytic conductor: \(4.00959\)
Root analytic conductor: \(2.00239\)
Motivic weight: \(5\)
Rational: no
Arithmetic: yes
Character: $\chi_{25} (24, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 25,\ (\ :5/2),\ 0.447 - 0.894i)\)

Particular Values

\(L(3)\) \(\approx\) \(1.49292 + 0.922676i\)
\(L(\frac12)\) \(\approx\) \(1.49292 + 0.922676i\)
\(L(\frac{7}{2})\) 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 \( 1 - 2iT - 32T^{2} \)
3 \( 1 - 4iT - 243T^{2} \)
7 \( 1 - 192iT - 1.68e4T^{2} \)
11 \( 1 + 148T + 1.61e5T^{2} \)
13 \( 1 + 286iT - 3.71e5T^{2} \)
17 \( 1 + 1.67e3iT - 1.41e6T^{2} \)
19 \( 1 + 1.06e3T + 2.47e6T^{2} \)
23 \( 1 + 2.97e3iT - 6.43e6T^{2} \)
29 \( 1 - 3.41e3T + 2.05e7T^{2} \)
31 \( 1 + 2.44e3T + 2.86e7T^{2} \)
37 \( 1 - 182iT - 6.93e7T^{2} \)
41 \( 1 + 9.39e3T + 1.15e8T^{2} \)
43 \( 1 - 1.24e3iT - 1.47e8T^{2} \)
47 \( 1 + 1.20e4iT - 2.29e8T^{2} \)
53 \( 1 + 2.38e4iT - 4.18e8T^{2} \)
59 \( 1 - 2.00e4T + 7.14e8T^{2} \)
61 \( 1 - 3.23e4T + 8.44e8T^{2} \)
67 \( 1 - 6.09e4iT - 1.35e9T^{2} \)
71 \( 1 + 3.26e4T + 1.80e9T^{2} \)
73 \( 1 - 3.87e4iT - 2.07e9T^{2} \)
79 \( 1 - 3.33e4T + 3.07e9T^{2} \)
83 \( 1 + 1.67e4iT - 3.93e9T^{2} \)
89 \( 1 + 1.01e5T + 5.58e9T^{2} \)
97 \( 1 + 1.19e5iT - 8.58e9T^{2} \)
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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

−16.31559803319823114247811077218, −15.62326160682272491601921668065, −14.73516815278828022509321103499, −12.76116241358441069395324908370, −11.64756999248910381551003587622, −10.16023593099286492567890694228, −8.488851029026200793410340801347, −6.84299307896800746882379617883, −5.27113894087282802360114671500, −2.50056475037849419211429099790, 1.50030300505208297684140977995, 3.93880660793991843123609376745, 6.61106280948967233506423682881, 7.69068248695973419209856909799, 10.09645133090791730157708193439, 10.92336839720354410904738185506, 12.49753140918593493264913014039, 13.55829344747161110588184513815, 15.18219705092347137037400602925, 16.37724182966403560838305782260

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