Properties

Label 2-21e2-49.11-c1-0-7
Degree $2$
Conductor $441$
Sign $0.452 - 0.891i$
Analytic cond. $3.52140$
Root an. cond. $1.87654$
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  + (0.492 − 0.456i)2-s + (−0.115 + 1.54i)4-s + (0.137 − 0.349i)5-s + (0.0148 + 2.64i)7-s + (1.48 + 1.86i)8-s + (−0.0921 − 0.234i)10-s + (−1.00 − 0.310i)11-s + (0.160 + 0.704i)13-s + (1.21 + 1.29i)14-s + (−1.47 − 0.223i)16-s + (−4.62 + 3.15i)17-s + (0.636 + 1.10i)19-s + (0.523 + 0.252i)20-s + (−0.637 + 0.306i)22-s + (3.63 + 2.47i)23-s + ⋯
L(s)  = 1  + (0.348 − 0.323i)2-s + (−0.0578 + 0.772i)4-s + (0.0613 − 0.156i)5-s + (0.00560 + 0.999i)7-s + (0.525 + 0.658i)8-s + (−0.0291 − 0.0742i)10-s + (−0.303 − 0.0935i)11-s + (0.0446 + 0.195i)13-s + (0.325 + 0.346i)14-s + (−0.369 − 0.0557i)16-s + (−1.12 + 0.764i)17-s + (0.146 + 0.252i)19-s + (0.117 + 0.0564i)20-s + (−0.135 + 0.0654i)22-s + (0.757 + 0.516i)23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 441 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.452 - 0.891i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 441 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.452 - 0.891i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(441\)    =    \(3^{2} \cdot 7^{2}\)
Sign: $0.452 - 0.891i$
Analytic conductor: \(3.52140\)
Root analytic conductor: \(1.87654\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{441} (109, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 441,\ (\ :1/2),\ 0.452 - 0.891i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.32859 + 0.815626i\)
\(L(\frac12)\) \(\approx\) \(1.32859 + 0.815626i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
7 \( 1 + (-0.0148 - 2.64i)T \)
good2 \( 1 + (-0.492 + 0.456i)T + (0.149 - 1.99i)T^{2} \)
5 \( 1 + (-0.137 + 0.349i)T + (-3.66 - 3.40i)T^{2} \)
11 \( 1 + (1.00 + 0.310i)T + (9.08 + 6.19i)T^{2} \)
13 \( 1 + (-0.160 - 0.704i)T + (-11.7 + 5.64i)T^{2} \)
17 \( 1 + (4.62 - 3.15i)T + (6.21 - 15.8i)T^{2} \)
19 \( 1 + (-0.636 - 1.10i)T + (-9.5 + 16.4i)T^{2} \)
23 \( 1 + (-3.63 - 2.47i)T + (8.40 + 21.4i)T^{2} \)
29 \( 1 + (-7.21 - 3.47i)T + (18.0 + 22.6i)T^{2} \)
31 \( 1 + (-3.98 + 6.89i)T + (-15.5 - 26.8i)T^{2} \)
37 \( 1 + (0.742 + 9.91i)T + (-36.5 + 5.51i)T^{2} \)
41 \( 1 + (0.563 + 0.706i)T + (-9.12 + 39.9i)T^{2} \)
43 \( 1 + (-0.746 + 0.936i)T + (-9.56 - 41.9i)T^{2} \)
47 \( 1 + (-1.43 + 1.32i)T + (3.51 - 46.8i)T^{2} \)
53 \( 1 + (0.322 - 4.30i)T + (-52.4 - 7.89i)T^{2} \)
59 \( 1 + (4.99 + 12.7i)T + (-43.2 + 40.1i)T^{2} \)
61 \( 1 + (-0.317 - 4.24i)T + (-60.3 + 9.09i)T^{2} \)
67 \( 1 + (1.21 - 2.10i)T + (-33.5 - 58.0i)T^{2} \)
71 \( 1 + (-4.99 + 2.40i)T + (44.2 - 55.5i)T^{2} \)
73 \( 1 + (1.58 + 1.47i)T + (5.45 + 72.7i)T^{2} \)
79 \( 1 + (-3.65 - 6.33i)T + (-39.5 + 68.4i)T^{2} \)
83 \( 1 + (-3.36 + 14.7i)T + (-74.7 - 36.0i)T^{2} \)
89 \( 1 + (-6.67 + 2.05i)T + (73.5 - 50.1i)T^{2} \)
97 \( 1 - 9.74T + 97T^{2} \)
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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

−11.38124694824629914030298644503, −10.67544675370511490858451008518, −9.223740546327368635365965393560, −8.666991758366389302033881690918, −7.74125292805246728177266736891, −6.57616605294571992064235283210, −5.38973731053617963342930190213, −4.41500218420809500338041501047, −3.17213570055345631793837844311, −2.10401952525621336761752656433, 0.929036311871520893751937803522, 2.81528958446052631134190261359, 4.48105322559577340616599033653, 4.97318537252916766809751228428, 6.56361608386595832558490266843, 6.81703732069030218235332029279, 8.138507414178040707735991932141, 9.264534342765892935212043976526, 10.34806037310652815179212697126, 10.64226971963097444773421779084

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