Properties

Label 2-2100-21.20-c1-0-10
Degree $2$
Conductor $2100$
Sign $0.177 - 0.984i$
Analytic cond. $16.7685$
Root an. cond. $4.09494$
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  + (−1.70 − 0.306i)3-s + 2.64i·7-s + (2.81 + 1.04i)9-s + 5.55i·11-s − 7.13i·13-s + 5.75·17-s + (0.811 − 4.51i)21-s + (−4.47 − 2.64i)27-s + 4.83i·29-s + (1.70 − 9.47i)33-s + (−2.18 + 12.1i)39-s − 1.28·47-s − 7.00·49-s + (−9.81 − 1.76i)51-s + (−2.76 + 7.43i)63-s + ⋯
L(s)  = 1  + (−0.984 − 0.177i)3-s + 0.999i·7-s + (0.937 + 0.348i)9-s + 1.67i·11-s − 1.97i·13-s + 1.39·17-s + (0.177 − 0.984i)21-s + (−0.860 − 0.509i)27-s + 0.898i·29-s + (0.296 − 1.64i)33-s + (−0.350 + 1.94i)39-s − 0.187·47-s − 49-s + (−1.37 − 0.247i)51-s + (−0.348 + 0.937i)63-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2100 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.177 - 0.984i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2100 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.177 - 0.984i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2100\)    =    \(2^{2} \cdot 3 \cdot 5^{2} \cdot 7\)
Sign: $0.177 - 0.984i$
Analytic conductor: \(16.7685\)
Root analytic conductor: \(4.09494\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{2100} (1301, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 2100,\ (\ :1/2),\ 0.177 - 0.984i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.097386398\)
\(L(\frac12)\) \(\approx\) \(1.097386398\)
\(L(\frac{3}{2})\) 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 \( 1 + (1.70 + 0.306i)T \)
5 \( 1 \)
7 \( 1 - 2.64iT \)
good11 \( 1 - 5.55iT - 11T^{2} \)
13 \( 1 + 7.13iT - 13T^{2} \)
17 \( 1 - 5.75T + 17T^{2} \)
19 \( 1 - 19T^{2} \)
23 \( 1 - 23T^{2} \)
29 \( 1 - 4.83iT - 29T^{2} \)
31 \( 1 - 31T^{2} \)
37 \( 1 + 37T^{2} \)
41 \( 1 + 41T^{2} \)
43 \( 1 + 43T^{2} \)
47 \( 1 + 1.28T + 47T^{2} \)
53 \( 1 - 53T^{2} \)
59 \( 1 + 59T^{2} \)
61 \( 1 - 61T^{2} \)
67 \( 1 + 67T^{2} \)
71 \( 1 - 11.8iT - 71T^{2} \)
73 \( 1 - 10.5iT - 73T^{2} \)
79 \( 1 - 14.8T + 79T^{2} \)
83 \( 1 + 8.94T + 83T^{2} \)
89 \( 1 + 89T^{2} \)
97 \( 1 - 3.45iT - 97T^{2} \)
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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

−9.549373413216956749271031349945, −8.326093129495892370570205325566, −7.64073910675438768378798799616, −6.96527369151216930599825704750, −5.90384044493065530968364186978, −5.36091923081255706460659200266, −4.78639220831935015287455588326, −3.45164049322575784038043900802, −2.34037757865854227351120497851, −1.13502930980800640525874500216, 0.52842630230909642203792953747, 1.58882374083613685118690580596, 3.35567775464401697311589236849, 4.06263002056889971002490285827, 4.88290246560736223539706181035, 5.91436650319971513093820900626, 6.42981786042464291816869868704, 7.25947820091254068166729946878, 8.048244382440632288711394151427, 9.090230669735015236218542814195

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