Properties

Label 2-5e2-25.21-c3-0-1
Degree $2$
Conductor $25$
Sign $0.263 - 0.964i$
Analytic cond. $1.47504$
Root an. cond. $1.21451$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (−0.624 + 1.92i)2-s + (1.69 + 1.23i)3-s + (3.16 + 2.29i)4-s + (−9.66 + 5.61i)5-s + (−3.43 + 2.49i)6-s + 24.6·7-s + (−19.4 + 14.1i)8-s + (−6.98 − 21.4i)9-s + (−4.76 − 22.1i)10-s + (21.6 − 66.5i)11-s + (2.53 + 7.80i)12-s + (4.46 + 13.7i)13-s + (−15.4 + 47.4i)14-s + (−23.3 − 2.38i)15-s + (−5.38 − 16.5i)16-s + (9.49 − 6.89i)17-s + ⋯
L(s)  = 1  + (−0.220 + 0.680i)2-s + (0.326 + 0.237i)3-s + (0.395 + 0.287i)4-s + (−0.864 + 0.502i)5-s + (−0.233 + 0.169i)6-s + 1.33·7-s + (−0.861 + 0.625i)8-s + (−0.258 − 0.795i)9-s + (−0.150 − 0.699i)10-s + (0.592 − 1.82i)11-s + (0.0610 + 0.187i)12-s + (0.0953 + 0.293i)13-s + (−0.294 + 0.906i)14-s + (−0.401 − 0.0411i)15-s + (−0.0842 − 0.259i)16-s + (0.135 − 0.0983i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 25 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.263 - 0.964i)\, \overline{\Lambda}(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 25 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & (0.263 - 0.964i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(25\)    =    \(5^{2}\)
Sign: $0.263 - 0.964i$
Analytic conductor: \(1.47504\)
Root analytic conductor: \(1.21451\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: $\chi_{25} (21, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 25,\ (\ :3/2),\ 0.263 - 0.964i)\)

Particular Values

\(L(2)\) \(\approx\) \(0.940286 + 0.717909i\)
\(L(\frac12)\) \(\approx\) \(0.940286 + 0.717909i\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad5 \( 1 + (9.66 - 5.61i)T \)
good2 \( 1 + (0.624 - 1.92i)T + (-6.47 - 4.70i)T^{2} \)
3 \( 1 + (-1.69 - 1.23i)T + (8.34 + 25.6i)T^{2} \)
7 \( 1 - 24.6T + 343T^{2} \)
11 \( 1 + (-21.6 + 66.5i)T + (-1.07e3 - 782. i)T^{2} \)
13 \( 1 + (-4.46 - 13.7i)T + (-1.77e3 + 1.29e3i)T^{2} \)
17 \( 1 + (-9.49 + 6.89i)T + (1.51e3 - 4.67e3i)T^{2} \)
19 \( 1 + (59.4 - 43.1i)T + (2.11e3 - 6.52e3i)T^{2} \)
23 \( 1 + (38.8 - 119. i)T + (-9.84e3 - 7.15e3i)T^{2} \)
29 \( 1 + (49.7 + 36.1i)T + (7.53e3 + 2.31e4i)T^{2} \)
31 \( 1 + (-18.6 + 13.5i)T + (9.20e3 - 2.83e4i)T^{2} \)
37 \( 1 + (42.8 + 131. i)T + (-4.09e4 + 2.97e4i)T^{2} \)
41 \( 1 + (-105. - 324. i)T + (-5.57e4 + 4.05e4i)T^{2} \)
43 \( 1 + 302.T + 7.95e4T^{2} \)
47 \( 1 + (-65.5 - 47.6i)T + (3.20e4 + 9.87e4i)T^{2} \)
53 \( 1 + (29.7 + 21.6i)T + (4.60e4 + 1.41e5i)T^{2} \)
59 \( 1 + (57.6 + 177. i)T + (-1.66e5 + 1.20e5i)T^{2} \)
61 \( 1 + (-131. + 403. i)T + (-1.83e5 - 1.33e5i)T^{2} \)
67 \( 1 + (712. - 517. i)T + (9.29e4 - 2.86e5i)T^{2} \)
71 \( 1 + (-316. - 230. i)T + (1.10e5 + 3.40e5i)T^{2} \)
73 \( 1 + (-141. + 434. i)T + (-3.14e5 - 2.28e5i)T^{2} \)
79 \( 1 + (101. + 73.7i)T + (1.52e5 + 4.68e5i)T^{2} \)
83 \( 1 + (181. - 131. i)T + (1.76e5 - 5.43e5i)T^{2} \)
89 \( 1 + (156. - 482. i)T + (-5.70e5 - 4.14e5i)T^{2} \)
97 \( 1 + (-1.11e3 - 810. i)T + (2.82e5 + 8.68e5i)T^{2} \)
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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

−17.17426197564546218915849261327, −16.05394741449420428402595672399, −14.92138167087089579757456517053, −14.23670010738346289569136579310, −11.75510685775146751763678745954, −11.22578542897574869722298198706, −8.710468243092135542668816756339, −7.88105424340173673366608306161, −6.19932846795064329126703773639, −3.55284685792622481587993141937, 1.89140240036913638218276524520, 4.66971254448262010413227486864, 7.31838168798817079932942517080, 8.662174619630350319370285402751, 10.49239227361674831212866391613, 11.64246374799509091917330084790, 12.61150043640944547825980539293, 14.57666917810571116975193760381, 15.35580948884159121889990184702, 16.99748052353318630281121487399

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