Properties

Label 2-3240-5.4-c1-0-52
Degree $2$
Conductor $3240$
Sign $0.627 + 0.778i$
Analytic cond. $25.8715$
Root an. cond. $5.08640$
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  + (1.74 − 1.40i)5-s + 2i·7-s + 2.48·11-s − 2.80i·13-s − 4.80i·17-s − 6.48·19-s + 6.96i·23-s + (1.06 − 4.88i)25-s + 8.61·29-s + 8.09·31-s + (2.80 + 3.48i)35-s − 6.15i·37-s − 10.0·41-s − 6i·43-s − 8.96i·47-s + ⋯
L(s)  = 1  + (0.778 − 0.627i)5-s + 0.755i·7-s + 0.748·11-s − 0.778i·13-s − 1.16i·17-s − 1.48·19-s + 1.45i·23-s + (0.212 − 0.977i)25-s + 1.59·29-s + 1.45·31-s + (0.474 + 0.588i)35-s − 1.01i·37-s − 1.57·41-s − 0.914i·43-s − 1.30i·47-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 3240 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.627 + 0.778i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 3240 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.627 + 0.778i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(3240\)    =    \(2^{3} \cdot 3^{4} \cdot 5\)
Sign: $0.627 + 0.778i$
Analytic conductor: \(25.8715\)
Root analytic conductor: \(5.08640\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{3240} (649, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 3240,\ (\ :1/2),\ 0.627 + 0.778i)\)

Particular Values

\(L(1)\) \(\approx\) \(2.164037859\)
\(L(\frac12)\) \(\approx\) \(2.164037859\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 \)
5 \( 1 + (-1.74 + 1.40i)T \)
good7 \( 1 - 2iT - 7T^{2} \)
11 \( 1 - 2.48T + 11T^{2} \)
13 \( 1 + 2.80iT - 13T^{2} \)
17 \( 1 + 4.80iT - 17T^{2} \)
19 \( 1 + 6.48T + 19T^{2} \)
23 \( 1 - 6.96iT - 23T^{2} \)
29 \( 1 - 8.61T + 29T^{2} \)
31 \( 1 - 8.09T + 31T^{2} \)
37 \( 1 + 6.15iT - 37T^{2} \)
41 \( 1 + 10.0T + 41T^{2} \)
43 \( 1 + 6iT - 43T^{2} \)
47 \( 1 + 8.96iT - 47T^{2} \)
53 \( 1 + 0.965iT - 53T^{2} \)
59 \( 1 - 0.871T + 59T^{2} \)
61 \( 1 - 3.48T + 61T^{2} \)
67 \( 1 + 6.96iT - 67T^{2} \)
71 \( 1 - 2.48T + 71T^{2} \)
73 \( 1 - 8.80iT - 73T^{2} \)
79 \( 1 - 5.61T + 79T^{2} \)
83 \( 1 + 0.965iT - 83T^{2} \)
89 \( 1 - 3T + 89T^{2} \)
97 \( 1 + 4.96iT - 97T^{2} \)
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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

−8.700965761490320661425721908082, −8.016051191501244203207993137780, −6.85603922891063312375071799245, −6.28994623234562498403463186243, −5.39878904315454285049326980318, −4.94095540976420912539284847061, −3.86476870106923043857742570619, −2.73985188470369057107333690781, −1.94310576580173370027553033226, −0.72717218722565202216607676382, 1.18088820942070033690940334625, 2.15792042148073725055242503183, 3.12410057016290395049179522548, 4.26642757523312404404808387740, 4.63384804682370106189972932217, 6.17852261814175831920619548891, 6.45929784800565682119949064846, 6.92754156345751339978995448910, 8.254689983357443376548711421015, 8.585426848600250985664953115123

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