Properties

Label 2-21e2-49.23-c1-0-17
Degree $2$
Conductor $441$
Sign $-0.789 + 0.614i$
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  + (0.151 − 2.01i)2-s + (−2.06 − 0.310i)4-s + (1.66 + 1.54i)5-s + (−1.77 − 1.95i)7-s + (−0.0388 + 0.170i)8-s + (3.37 − 3.12i)10-s + (−1.57 − 1.07i)11-s + (4.29 − 2.06i)13-s + (−4.21 + 3.28i)14-s + (−3.65 − 1.12i)16-s + (1.47 − 3.76i)17-s + (0.218 − 0.379i)19-s + (−2.95 − 3.71i)20-s + (−2.40 + 3.01i)22-s + (−2.49 − 6.35i)23-s + ⋯
L(s)  = 1  + (0.106 − 1.42i)2-s + (−1.03 − 0.155i)4-s + (0.745 + 0.692i)5-s + (−0.671 − 0.740i)7-s + (−0.0137 + 0.0601i)8-s + (1.06 − 0.989i)10-s + (−0.475 − 0.324i)11-s + (1.19 − 0.573i)13-s + (−1.12 + 0.878i)14-s + (−0.912 − 0.281i)16-s + (0.358 − 0.914i)17-s + (0.0502 − 0.0869i)19-s + (−0.661 − 0.829i)20-s + (−0.512 + 0.642i)22-s + (−0.519 − 1.32i)23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 441 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.789 + 0.614i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 441 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.789 + 0.614i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(441\)    =    \(3^{2} \cdot 7^{2}\)
Sign: $-0.789 + 0.614i$
Analytic conductor: \(3.52140\)
Root analytic conductor: \(1.87654\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{441} (415, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 441,\ (\ :1/2),\ -0.789 + 0.614i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.489298 - 1.42504i\)
\(L(\frac12)\) \(\approx\) \(0.489298 - 1.42504i\)
\(L(\frac{3}{2})\) 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 \( 1 + (1.77 + 1.95i)T \)
good2 \( 1 + (-0.151 + 2.01i)T + (-1.97 - 0.298i)T^{2} \)
5 \( 1 + (-1.66 - 1.54i)T + (0.373 + 4.98i)T^{2} \)
11 \( 1 + (1.57 + 1.07i)T + (4.01 + 10.2i)T^{2} \)
13 \( 1 + (-4.29 + 2.06i)T + (8.10 - 10.1i)T^{2} \)
17 \( 1 + (-1.47 + 3.76i)T + (-12.4 - 11.5i)T^{2} \)
19 \( 1 + (-0.218 + 0.379i)T + (-9.5 - 16.4i)T^{2} \)
23 \( 1 + (2.49 + 6.35i)T + (-16.8 + 15.6i)T^{2} \)
29 \( 1 + (-5.30 - 6.64i)T + (-6.45 + 28.2i)T^{2} \)
31 \( 1 + (0.409 + 0.709i)T + (-15.5 + 26.8i)T^{2} \)
37 \( 1 + (-3.68 + 0.555i)T + (35.3 - 10.9i)T^{2} \)
41 \( 1 + (2.40 - 10.5i)T + (-36.9 - 17.7i)T^{2} \)
43 \( 1 + (-1.79 - 7.87i)T + (-38.7 + 18.6i)T^{2} \)
47 \( 1 + (0.114 - 1.53i)T + (-46.4 - 7.00i)T^{2} \)
53 \( 1 + (0.818 + 0.123i)T + (50.6 + 15.6i)T^{2} \)
59 \( 1 + (-2.23 + 2.07i)T + (4.40 - 58.8i)T^{2} \)
61 \( 1 + (-0.0576 + 0.00869i)T + (58.2 - 17.9i)T^{2} \)
67 \( 1 + (-6.06 - 10.5i)T + (-33.5 + 58.0i)T^{2} \)
71 \( 1 + (3.05 - 3.83i)T + (-15.7 - 69.2i)T^{2} \)
73 \( 1 + (0.809 + 10.8i)T + (-72.1 + 10.8i)T^{2} \)
79 \( 1 + (1.22 - 2.13i)T + (-39.5 - 68.4i)T^{2} \)
83 \( 1 + (-4.16 - 2.00i)T + (51.7 + 64.8i)T^{2} \)
89 \( 1 + (-3.35 + 2.29i)T + (32.5 - 82.8i)T^{2} \)
97 \( 1 - 4.05T + 97T^{2} \)
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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

−10.67045290066968874570734768144, −10.21233746727532469933507941532, −9.482909187354418576859615767711, −8.232531223844702830629761441884, −6.85748239435742717393115732150, −6.08736216355566331631732410739, −4.57255127008308830200533576021, −3.27729415835504550202377065315, −2.68881618443110260864800927826, −0.978861677860748027815994495847, 1.98589368050962046590218665416, 3.89077754813450620474795593767, 5.31327246967113361290577338754, 5.85087877528779769501049153157, 6.58249148695589062449577191341, 7.80442427197667290217519373873, 8.662335564850960829392131825164, 9.303945437719337364634574254224, 10.29031999006353169275107963953, 11.62132115501161205858018322126

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