Properties

Label 2-1155-77.76-c1-0-21
Degree $2$
Conductor $1155$
Sign $-0.563 - 0.825i$
Analytic cond. $9.22272$
Root an. cond. $3.03689$
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  + 1.47i·2-s + i·3-s − 0.166·4-s i·5-s − 1.47·6-s + (1.47 − 2.19i)7-s + 2.69i·8-s − 9-s + 1.47·10-s + (−1.23 + 3.07i)11-s − 0.166i·12-s + 1.98·13-s + (3.23 + 2.16i)14-s + 15-s − 4.30·16-s + 0.152·17-s + ⋯
L(s)  = 1  + 1.04i·2-s + 0.577i·3-s − 0.0833·4-s − 0.447i·5-s − 0.600·6-s + (0.556 − 0.830i)7-s + 0.954i·8-s − 0.333·9-s + 0.465·10-s + (−0.372 + 0.927i)11-s − 0.0481i·12-s + 0.550·13-s + (0.864 + 0.579i)14-s + 0.258·15-s − 1.07·16-s + 0.0370·17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1155 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.563 - 0.825i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1155 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.563 - 0.825i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1155\)    =    \(3 \cdot 5 \cdot 7 \cdot 11\)
Sign: $-0.563 - 0.825i$
Analytic conductor: \(9.22272\)
Root analytic conductor: \(3.03689\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1155} (76, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1155,\ (\ :1/2),\ -0.563 - 0.825i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.913768598\)
\(L(\frac12)\) \(\approx\) \(1.913768598\)
\(L(\frac{3}{2})\) 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 \( 1 + iT \)
7 \( 1 + (-1.47 + 2.19i)T \)
11 \( 1 + (1.23 - 3.07i)T \)
good2 \( 1 - 1.47iT - 2T^{2} \)
13 \( 1 - 1.98T + 13T^{2} \)
17 \( 1 - 0.152T + 17T^{2} \)
19 \( 1 - 6.00T + 19T^{2} \)
23 \( 1 - 1.16T + 23T^{2} \)
29 \( 1 - 5.77iT - 29T^{2} \)
31 \( 1 - 0.696iT - 31T^{2} \)
37 \( 1 - 0.696T + 37T^{2} \)
41 \( 1 - 7.38T + 41T^{2} \)
43 \( 1 - 10.9iT - 43T^{2} \)
47 \( 1 - 10.6iT - 47T^{2} \)
53 \( 1 + 4.56T + 53T^{2} \)
59 \( 1 + 7.53iT - 59T^{2} \)
61 \( 1 - 3.81T + 61T^{2} \)
67 \( 1 - 3.19T + 67T^{2} \)
71 \( 1 + 0.224T + 71T^{2} \)
73 \( 1 + 0.732T + 73T^{2} \)
79 \( 1 + 2.98iT - 79T^{2} \)
83 \( 1 + 9.97T + 83T^{2} \)
89 \( 1 + 12.0iT - 89T^{2} \)
97 \( 1 - 4.13iT - 97T^{2} \)
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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

−9.907324279746032967117412901951, −9.190611380107402693773261198945, −8.160985179630380100221706690514, −7.62597499282839121045253970230, −6.88347201003696425136611452880, −5.80877354486016671912767296733, −4.98035922041507502766206511129, −4.39738536187285100994794981169, −3.03424399187241271760004338723, −1.44568908262504999772425635311, 0.916757727573715427590698231239, 2.15844752191180017376352628110, 2.91650136696280280136507288824, 3.83433186414497922018646741946, 5.37166758037478115815285838231, 6.05901603297016531668515959600, 7.07450588081740064114911805436, 7.924969207417653147740810452197, 8.776563019043863168427864096647, 9.638563861746948539798236744612

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