Properties

Label 2-43-43.2-c2-0-4
Degree $2$
Conductor $43$
Sign $0.936 + 0.351i$
Analytic cond. $1.17166$
Root an. cond. $1.08243$
Motivic weight $2$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (0.311 + 0.647i)2-s + (1.16 − 2.41i)3-s + (2.17 − 2.72i)4-s + (−3.49 − 0.798i)5-s + 1.92·6-s + 9.27i·7-s + (5.24 + 1.19i)8-s + (1.13 + 1.42i)9-s + (−0.573 − 2.51i)10-s + (−7.85 − 9.85i)11-s + (−4.04 − 8.40i)12-s + (−5.05 + 22.1i)13-s + (−6.00 + 2.89i)14-s + (−5.99 + 7.51i)15-s + (−2.23 − 9.81i)16-s + (−4.36 − 19.1i)17-s + ⋯
L(s)  = 1  + (0.155 + 0.323i)2-s + (0.387 − 0.804i)3-s + (0.542 − 0.680i)4-s + (−0.699 − 0.159i)5-s + 0.320·6-s + 1.32i·7-s + (0.655 + 0.149i)8-s + (0.126 + 0.158i)9-s + (−0.0573 − 0.251i)10-s + (−0.714 − 0.895i)11-s + (−0.337 − 0.700i)12-s + (−0.388 + 1.70i)13-s + (−0.429 + 0.206i)14-s + (−0.399 + 0.500i)15-s + (−0.139 − 0.613i)16-s + (−0.256 − 1.12i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 43 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.936 + 0.351i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 43 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (0.936 + 0.351i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(43\)
Sign: $0.936 + 0.351i$
Analytic conductor: \(1.17166\)
Root analytic conductor: \(1.08243\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{43} (2, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 43,\ (\ :1),\ 0.936 + 0.351i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(1.27744 - 0.232221i\)
\(L(\frac12)\) \(\approx\) \(1.27744 - 0.232221i\)
\(L(2)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad43 \( 1 + (-42.3 + 7.19i)T \)
good2 \( 1 + (-0.311 - 0.647i)T + (-2.49 + 3.12i)T^{2} \)
3 \( 1 + (-1.16 + 2.41i)T + (-5.61 - 7.03i)T^{2} \)
5 \( 1 + (3.49 + 0.798i)T + (22.5 + 10.8i)T^{2} \)
7 \( 1 - 9.27iT - 49T^{2} \)
11 \( 1 + (7.85 + 9.85i)T + (-26.9 + 117. i)T^{2} \)
13 \( 1 + (5.05 - 22.1i)T + (-152. - 73.3i)T^{2} \)
17 \( 1 + (4.36 + 19.1i)T + (-260. + 125. i)T^{2} \)
19 \( 1 + (-2.63 - 2.09i)T + (80.3 + 351. i)T^{2} \)
23 \( 1 + (-9.12 - 11.4i)T + (-117. + 515. i)T^{2} \)
29 \( 1 + (-0.220 - 0.457i)T + (-524. + 657. i)T^{2} \)
31 \( 1 + (6.91 - 3.33i)T + (599. - 751. i)T^{2} \)
37 \( 1 + 40.3iT - 1.36e3T^{2} \)
41 \( 1 + (44.6 - 21.5i)T + (1.04e3 - 1.31e3i)T^{2} \)
47 \( 1 + (21.6 - 27.1i)T + (-491. - 2.15e3i)T^{2} \)
53 \( 1 + (16.3 + 71.4i)T + (-2.53e3 + 1.21e3i)T^{2} \)
59 \( 1 + (-1.19 - 5.22i)T + (-3.13e3 + 1.51e3i)T^{2} \)
61 \( 1 + (-34.7 + 72.0i)T + (-2.32e3 - 2.90e3i)T^{2} \)
67 \( 1 + (37.1 - 46.5i)T + (-998. - 4.37e3i)T^{2} \)
71 \( 1 + (4.50 + 3.58i)T + (1.12e3 + 4.91e3i)T^{2} \)
73 \( 1 + (-22.3 - 5.09i)T + (4.80e3 + 2.31e3i)T^{2} \)
79 \( 1 - 77.7T + 6.24e3T^{2} \)
83 \( 1 + (-106. - 51.3i)T + (4.29e3 + 5.38e3i)T^{2} \)
89 \( 1 + (42.5 - 88.2i)T + (-4.93e3 - 6.19e3i)T^{2} \)
97 \( 1 + (13.0 + 16.3i)T + (-2.09e3 + 9.17e3i)T^{2} \)
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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

−15.82241753888633877525574808524, −14.49385226199406707999577551239, −13.54537764956520066662713931439, −12.05932977382954597698581322498, −11.23155019596640261479215342633, −9.289024700926593487593203915892, −7.902753200188013866600966089951, −6.71786936564995857216307261637, −5.16298958393678408042868388055, −2.27076397398909320008153392811, 3.29058324429967389988170370496, 4.39715636097415010145113301118, 7.18692477635485246606612510040, 8.074744322026725907338210590928, 10.20384570263979425630396287010, 10.71383088828765498188357638497, 12.36010780926015187761598293571, 13.25261531509087226348193820421, 15.08789335545477745713082936201, 15.51540943980675405768807586605

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