Properties

Label 2-5e2-25.13-c4-0-2
Degree $2$
Conductor $25$
Sign $-0.316 - 0.948i$
Analytic cond. $2.58424$
Root an. cond. $1.60755$
Motivic weight $4$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (1.02 − 0.162i)2-s + (−4.17 + 8.19i)3-s + (−14.1 + 4.60i)4-s + (1.67 + 24.9i)5-s + (−2.96 + 9.11i)6-s + (26.8 − 26.8i)7-s + (−28.6 + 14.6i)8-s + (−2.13 − 2.94i)9-s + (5.78 + 25.3i)10-s + (62.1 + 45.1i)11-s + (21.4 − 135. i)12-s + (−45.4 − 7.19i)13-s + (23.2 − 32.0i)14-s + (−211. − 90.4i)15-s + (165. − 120. i)16-s + (−49.6 − 97.3i)17-s + ⋯
L(s)  = 1  + (0.257 − 0.0407i)2-s + (−0.464 + 0.910i)3-s + (−0.886 + 0.288i)4-s + (0.0668 + 0.997i)5-s + (−0.0822 + 0.253i)6-s + (0.548 − 0.548i)7-s + (−0.448 + 0.228i)8-s + (−0.0263 − 0.0363i)9-s + (0.0578 + 0.253i)10-s + (0.513 + 0.373i)11-s + (0.149 − 0.941i)12-s + (−0.268 − 0.0425i)13-s + (0.118 − 0.163i)14-s + (−0.939 − 0.402i)15-s + (0.648 − 0.470i)16-s + (−0.171 − 0.336i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 25 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.316 - 0.948i)\, \overline{\Lambda}(5-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 25 ^{s/2} \, \Gamma_{\C}(s+2) \, L(s)\cr =\mathstrut & (-0.316 - 0.948i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(25\)    =    \(5^{2}\)
Sign: $-0.316 - 0.948i$
Analytic conductor: \(2.58424\)
Root analytic conductor: \(1.60755\)
Motivic weight: \(4\)
Rational: no
Arithmetic: yes
Character: $\chi_{25} (13, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 25,\ (\ :2),\ -0.316 - 0.948i)\)

Particular Values

\(L(\frac{5}{2})\) \(\approx\) \(0.627704 + 0.871403i\)
\(L(\frac12)\) \(\approx\) \(0.627704 + 0.871403i\)
\(L(3)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad5 \( 1 + (-1.67 - 24.9i)T \)
good2 \( 1 + (-1.02 + 0.162i)T + (15.2 - 4.94i)T^{2} \)
3 \( 1 + (4.17 - 8.19i)T + (-47.6 - 65.5i)T^{2} \)
7 \( 1 + (-26.8 + 26.8i)T - 2.40e3iT^{2} \)
11 \( 1 + (-62.1 - 45.1i)T + (4.52e3 + 1.39e4i)T^{2} \)
13 \( 1 + (45.4 + 7.19i)T + (2.71e4 + 8.82e3i)T^{2} \)
17 \( 1 + (49.6 + 97.3i)T + (-4.90e4 + 6.75e4i)T^{2} \)
19 \( 1 + (-372. - 120. i)T + (1.05e5 + 7.66e4i)T^{2} \)
23 \( 1 + (-99.0 - 625. i)T + (-2.66e5 + 8.64e4i)T^{2} \)
29 \( 1 + (-1.10e3 + 358. i)T + (5.72e5 - 4.15e5i)T^{2} \)
31 \( 1 + (458. - 1.40e3i)T + (-7.47e5 - 5.42e5i)T^{2} \)
37 \( 1 + (-304. + 1.92e3i)T + (-1.78e6 - 5.79e5i)T^{2} \)
41 \( 1 + (-1.93e3 + 1.40e3i)T + (8.73e5 - 2.68e6i)T^{2} \)
43 \( 1 + (1.74e3 + 1.74e3i)T + 3.41e6iT^{2} \)
47 \( 1 + (300. + 152. i)T + (2.86e6 + 3.94e6i)T^{2} \)
53 \( 1 + (-1.52e3 + 2.98e3i)T + (-4.63e6 - 6.38e6i)T^{2} \)
59 \( 1 + (-1.61e3 - 2.22e3i)T + (-3.74e6 + 1.15e7i)T^{2} \)
61 \( 1 + (4.07e3 + 2.96e3i)T + (4.27e6 + 1.31e7i)T^{2} \)
67 \( 1 + (-2.24e3 - 4.40e3i)T + (-1.18e7 + 1.63e7i)T^{2} \)
71 \( 1 + (1.01e3 + 3.12e3i)T + (-2.05e7 + 1.49e7i)T^{2} \)
73 \( 1 + (-417. - 2.63e3i)T + (-2.70e7 + 8.77e6i)T^{2} \)
79 \( 1 + (-4.16e3 + 1.35e3i)T + (3.15e7 - 2.28e7i)T^{2} \)
83 \( 1 + (-1.10e4 + 5.61e3i)T + (2.78e7 - 3.83e7i)T^{2} \)
89 \( 1 + (6.13e3 - 8.44e3i)T + (-1.93e7 - 5.96e7i)T^{2} \)
97 \( 1 + (427. + 217. i)T + (5.20e7 + 7.16e7i)T^{2} \)
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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

−17.36794765085269855095030246722, −15.91339993318980251615842621499, −14.55421303677528836499898594787, −13.73163498784313724707807681959, −11.87556504507252124731169814077, −10.58025179652754237231261106584, −9.480352014066283693689441804365, −7.44559743663864322955951284202, −5.20103596967193184645234969594, −3.78851761583149257257852456529, 0.982689660983934285779508312659, 4.71640376212443290624949480874, 6.12483308454082827719279613064, 8.253144273760978719665249071629, 9.481131401943867464583085736425, 11.73005348189909360814153411062, 12.66104807312017153630011087440, 13.65621192769545301294341447417, 15.00856088469913216941487394434, 16.72531740026286689687768729408

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