Properties

Label 2-1575-5.4-c1-0-39
Degree $2$
Conductor $1575$
Sign $0.447 + 0.894i$
Analytic cond. $12.5764$
Root an. cond. $3.54632$
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 − 0.618·4-s i·7-s + 2.23i·8-s − 4.23·11-s − 3.23i·13-s + 1.61·14-s − 4.85·16-s − 6.47i·17-s − 4.47·19-s − 6.85i·22-s − 1.76i·23-s + 5.23·26-s + 0.618i·28-s + 5·29-s + ⋯
L(s)  = 1  + 1.14i·2-s − 0.309·4-s − 0.377i·7-s + 0.790i·8-s − 1.27·11-s − 0.897i·13-s + 0.432·14-s − 1.21·16-s − 1.56i·17-s − 1.02·19-s − 1.46i·22-s − 0.367i·23-s + 1.02·26-s + 0.116i·28-s + 0.928·29-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1575 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.447 + 0.894i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1575 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.447 + 0.894i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1575\)    =    \(3^{2} \cdot 5^{2} \cdot 7\)
Sign: $0.447 + 0.894i$
Analytic conductor: \(12.5764\)
Root analytic conductor: \(3.54632\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1575} (1324, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1575,\ (\ :1/2),\ 0.447 + 0.894i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.5858366119\)
\(L(\frac12)\) \(\approx\) \(0.5858366119\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
5 \( 1 \)
7 \( 1 + iT \)
good2 \( 1 - 1.61iT - 2T^{2} \)
11 \( 1 + 4.23T + 11T^{2} \)
13 \( 1 + 3.23iT - 13T^{2} \)
17 \( 1 + 6.47iT - 17T^{2} \)
19 \( 1 + 4.47T + 19T^{2} \)
23 \( 1 + 1.76iT - 23T^{2} \)
29 \( 1 - 5T + 29T^{2} \)
31 \( 1 + 9.70T + 31T^{2} \)
37 \( 1 + 3iT - 37T^{2} \)
41 \( 1 + 9.23T + 41T^{2} \)
43 \( 1 - 6.23iT - 43T^{2} \)
47 \( 1 + 2iT - 47T^{2} \)
53 \( 1 - 0.472iT - 53T^{2} \)
59 \( 1 + 1.70T + 59T^{2} \)
61 \( 1 - 3.70T + 61T^{2} \)
67 \( 1 + 0.236iT - 67T^{2} \)
71 \( 1 - 4.70T + 71T^{2} \)
73 \( 1 + 13.2iT - 73T^{2} \)
79 \( 1 + 11.1T + 79T^{2} \)
83 \( 1 + 5.70iT - 83T^{2} \)
89 \( 1 - 12.7T + 89T^{2} \)
97 \( 1 + 0.763iT - 97T^{2} \)
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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

−8.991439304762576948147607436957, −8.237441655284061715357283553395, −7.57474943540376949801708080009, −7.00850355655284095450038166823, −6.09512586848628414570875809501, −5.23017111609629045380200451711, −4.71282426522890702559919554163, −3.18946847508676056083301352717, −2.24194350641245963545125766032, −0.20466157428546507995130571167, 1.67129052853386935293489699017, 2.34242110252294544048449467112, 3.44687450093396058924399961979, 4.25760384400125752435841112737, 5.34087613410524671933726164129, 6.33541183611827990986069855168, 7.11731392585546893078341336906, 8.244897177322079558394501989112, 8.845489377448292340038943045536, 9.858996289499288182833782231531

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