Properties

Label 2-5e2-25.2-c4-0-2
Degree $2$
Conductor $25$
Sign $0.876 - 0.481i$
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  + (−4.54 − 0.720i)2-s + (0.590 + 1.15i)3-s + (4.94 + 1.60i)4-s + (22.6 + 10.6i)5-s + (−1.85 − 5.69i)6-s + (49.8 + 49.8i)7-s + (44.3 + 22.5i)8-s + (46.6 − 64.1i)9-s + (−95.1 − 64.7i)10-s + (−143. + 103. i)11-s + (1.05 + 6.67i)12-s + (67.0 − 10.6i)13-s + (−190. − 262. i)14-s + (1.01 + 32.4i)15-s + (−252. − 183. i)16-s + (−66.5 + 130. i)17-s + ⋯
L(s)  = 1  + (−1.13 − 0.180i)2-s + (0.0655 + 0.128i)3-s + (0.308 + 0.100i)4-s + (0.904 + 0.425i)5-s + (−0.0513 − 0.158i)6-s + (1.01 + 1.01i)7-s + (0.692 + 0.352i)8-s + (0.575 − 0.792i)9-s + (−0.951 − 0.647i)10-s + (−1.18 + 0.858i)11-s + (0.00734 + 0.0463i)12-s + (0.396 − 0.0628i)13-s + (−0.973 − 1.33i)14-s + (0.00451 + 0.144i)15-s + (−0.986 − 0.716i)16-s + (−0.230 + 0.451i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 25 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.876 - 0.481i)\, \overline{\Lambda}(5-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 25 ^{s/2} \, \Gamma_{\C}(s+2) \, L(s)\cr =\mathstrut & (0.876 - 0.481i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(25\)    =    \(5^{2}\)
Sign: $0.876 - 0.481i$
Analytic conductor: \(2.58424\)
Root analytic conductor: \(1.60755\)
Motivic weight: \(4\)
Rational: no
Arithmetic: yes
Character: $\chi_{25} (2, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 25,\ (\ :2),\ 0.876 - 0.481i)\)

Particular Values

\(L(\frac{5}{2})\) \(\approx\) \(0.875024 + 0.224545i\)
\(L(\frac12)\) \(\approx\) \(0.875024 + 0.224545i\)
\(L(3)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad5 \( 1 + (-22.6 - 10.6i)T \)
good2 \( 1 + (4.54 + 0.720i)T + (15.2 + 4.94i)T^{2} \)
3 \( 1 + (-0.590 - 1.15i)T + (-47.6 + 65.5i)T^{2} \)
7 \( 1 + (-49.8 - 49.8i)T + 2.40e3iT^{2} \)
11 \( 1 + (143. - 103. i)T + (4.52e3 - 1.39e4i)T^{2} \)
13 \( 1 + (-67.0 + 10.6i)T + (2.71e4 - 8.82e3i)T^{2} \)
17 \( 1 + (66.5 - 130. i)T + (-4.90e4 - 6.75e4i)T^{2} \)
19 \( 1 + (-497. + 161. i)T + (1.05e5 - 7.66e4i)T^{2} \)
23 \( 1 + (36.0 - 227. i)T + (-2.66e5 - 8.64e4i)T^{2} \)
29 \( 1 + (908. + 295. i)T + (5.72e5 + 4.15e5i)T^{2} \)
31 \( 1 + (163. + 501. i)T + (-7.47e5 + 5.42e5i)T^{2} \)
37 \( 1 + (340. + 2.15e3i)T + (-1.78e6 + 5.79e5i)T^{2} \)
41 \( 1 + (260. + 189. i)T + (8.73e5 + 2.68e6i)T^{2} \)
43 \( 1 + (167. - 167. i)T - 3.41e6iT^{2} \)
47 \( 1 + (1.10e3 - 563. i)T + (2.86e6 - 3.94e6i)T^{2} \)
53 \( 1 + (804. + 1.57e3i)T + (-4.63e6 + 6.38e6i)T^{2} \)
59 \( 1 + (-3.66e3 + 5.03e3i)T + (-3.74e6 - 1.15e7i)T^{2} \)
61 \( 1 + (14.9 - 10.8i)T + (4.27e6 - 1.31e7i)T^{2} \)
67 \( 1 + (3.03e3 - 5.96e3i)T + (-1.18e7 - 1.63e7i)T^{2} \)
71 \( 1 + (958. - 2.94e3i)T + (-2.05e7 - 1.49e7i)T^{2} \)
73 \( 1 + (-1.20e3 + 7.59e3i)T + (-2.70e7 - 8.77e6i)T^{2} \)
79 \( 1 + (3.08e3 + 1.00e3i)T + (3.15e7 + 2.28e7i)T^{2} \)
83 \( 1 + (-4.38e3 - 2.23e3i)T + (2.78e7 + 3.83e7i)T^{2} \)
89 \( 1 + (4.86e3 + 6.69e3i)T + (-1.93e7 + 5.96e7i)T^{2} \)
97 \( 1 + (-2.72e3 + 1.39e3i)T + (5.20e7 - 7.16e7i)T^{2} \)
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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

−17.70523588531204842865594557869, −15.73548949325682682937635928440, −14.62741386958424488280329810163, −13.08437223346101168983055374430, −11.30496000673076685334928352928, −9.997900058939366599175933084258, −9.083628474153692603917070584142, −7.54857037940882837452744088187, −5.32267347583491793778414490897, −1.93942155140623865865650806445, 1.30503364560112321939805899141, 4.99881527174906956830612910153, 7.44063683755344873639418734406, 8.432791214381131634082733271924, 10.02809949526198808035011102916, 10.90040817290900633260440543333, 13.34819785820051140812207221715, 13.83402561050357159538360248608, 16.14193298815318392320365562080, 16.81889286557315108332070512423

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