Properties

Label 2-1875-5.4-c1-0-26
Degree $2$
Conductor $1875$
Sign $1$
Analytic cond. $14.9719$
Root an. cond. $3.86936$
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  − 1.61i·2-s + i·3-s − 0.618·4-s + 1.61·6-s + 2i·7-s − 2.23i·8-s − 9-s − 3·11-s − 0.618i·12-s i·13-s + 3.23·14-s − 4.85·16-s + 4.23i·17-s + 1.61i·18-s + 6.70·19-s + ⋯
L(s)  = 1  − 1.14i·2-s + 0.577i·3-s − 0.309·4-s + 0.660·6-s + 0.755i·7-s − 0.790i·8-s − 0.333·9-s − 0.904·11-s − 0.178i·12-s − 0.277i·13-s + 0.864·14-s − 1.21·16-s + 1.02i·17-s + 0.381i·18-s + 1.53·19-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1875 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1875 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1875\)    =    \(3 \cdot 5^{4}\)
Sign: $1$
Analytic conductor: \(14.9719\)
Root analytic conductor: \(3.86936\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1875} (1249, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1875,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.664403886\)
\(L(\frac12)\) \(\approx\) \(1.664403886\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 - iT \)
5 \( 1 \)
good2 \( 1 + 1.61iT - 2T^{2} \)
7 \( 1 - 2iT - 7T^{2} \)
11 \( 1 + 3T + 11T^{2} \)
13 \( 1 + iT - 13T^{2} \)
17 \( 1 - 4.23iT - 17T^{2} \)
19 \( 1 - 6.70T + 19T^{2} \)
23 \( 1 - 5.38iT - 23T^{2} \)
29 \( 1 - 3.61T + 29T^{2} \)
31 \( 1 - 8.70T + 31T^{2} \)
37 \( 1 - 2iT - 37T^{2} \)
41 \( 1 + 9.38T + 41T^{2} \)
43 \( 1 + 7.38iT - 43T^{2} \)
47 \( 1 - 4.76iT - 47T^{2} \)
53 \( 1 - 11.2iT - 53T^{2} \)
59 \( 1 + 3.94T + 59T^{2} \)
61 \( 1 - 8.70T + 61T^{2} \)
67 \( 1 - 13.1iT - 67T^{2} \)
71 \( 1 - 10.0T + 71T^{2} \)
73 \( 1 - 15.7iT - 73T^{2} \)
79 \( 1 - 9.14T + 79T^{2} \)
83 \( 1 - 9iT - 83T^{2} \)
89 \( 1 - 11.1T + 89T^{2} \)
97 \( 1 + 3.85iT - 97T^{2} \)
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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

−9.577266756812391563194571817788, −8.634806059131835752279961542190, −7.896405783503277378885058156493, −6.83861716956208763432138480728, −5.74569689445199836623490729166, −5.11772116988684030709242722812, −3.98773615507736036836740811364, −3.11247991479339906016379191630, −2.48214053294405845939642355522, −1.19020297183166260820253643671, 0.67312396664317958234246405237, 2.27319523376607697393281736405, 3.23772062003150715193663704871, 4.82297160402479758201964185540, 5.17062265146406838790021623230, 6.43944918541099985455741588931, 6.76563599382677668845501300381, 7.71655357321589657165967726719, 7.968598638277173610037773116367, 8.936613180115775222643493144080

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