Properties

Label 2-1950-13.12-c1-0-3
Degree $2$
Conductor $1950$
Sign $-i$
Analytic cond. $15.5708$
Root an. cond. $3.94598$
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  i·2-s + 3-s − 4-s i·6-s + 4.60i·7-s + i·8-s + 9-s − 12-s − 3.60·13-s + 4.60·14-s + 16-s − 4.60·17-s i·18-s − 4.60i·19-s + 4.60i·21-s + ⋯
L(s)  = 1  − 0.707i·2-s + 0.577·3-s − 0.5·4-s − 0.408i·6-s + 1.74i·7-s + 0.353i·8-s + 0.333·9-s − 0.288·12-s − 1.00·13-s + 1.23·14-s + 0.250·16-s − 1.11·17-s − 0.235i·18-s − 1.05i·19-s + 1.00i·21-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1950 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -i\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1950 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -i\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1950\)    =    \(2 \cdot 3 \cdot 5^{2} \cdot 13\)
Sign: $-i$
Analytic conductor: \(15.5708\)
Root analytic conductor: \(3.94598\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1950} (1351, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1950,\ (\ :1/2),\ -i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.102690392\)
\(L(\frac12)\) \(\approx\) \(1.102690392\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + iT \)
3 \( 1 - T \)
5 \( 1 \)
13 \( 1 + 3.60T \)
good7 \( 1 - 4.60iT - 7T^{2} \)
11 \( 1 - 11T^{2} \)
17 \( 1 + 4.60T + 17T^{2} \)
19 \( 1 + 4.60iT - 19T^{2} \)
23 \( 1 - 1.39T + 23T^{2} \)
29 \( 1 - 4.60T + 29T^{2} \)
31 \( 1 - 6iT - 31T^{2} \)
37 \( 1 - 9.21iT - 37T^{2} \)
41 \( 1 - 3.21iT - 41T^{2} \)
43 \( 1 + 8T + 43T^{2} \)
47 \( 1 - 9.21iT - 47T^{2} \)
53 \( 1 + 6T + 53T^{2} \)
59 \( 1 + 9.21iT - 59T^{2} \)
61 \( 1 + 11.2T + 61T^{2} \)
67 \( 1 - 3.21iT - 67T^{2} \)
71 \( 1 - 9.21iT - 71T^{2} \)
73 \( 1 - 1.39iT - 73T^{2} \)
79 \( 1 + 14.4T + 79T^{2} \)
83 \( 1 + 2.78iT - 83T^{2} \)
89 \( 1 - 15.2iT - 89T^{2} \)
97 \( 1 + 1.39iT - 97T^{2} \)
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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

−9.400471241018975842579187616968, −8.656618550307266208788710844513, −8.269176950484732283536046969473, −7.01296318327460675591349571637, −6.22420389064173470069771826794, −4.95922689061128231617247030263, −4.67349646083220932559689189366, −3.00251616478735544647298974404, −2.70613641588438421311108869219, −1.67856806084251347399750267055, 0.34965443300621170534743459332, 1.87600191227419803787448943768, 3.29193333186213728188301094203, 4.20843723232626618347097079893, 4.69797069752167179308593187933, 5.95346426375846843507057266931, 6.94592582506345169153678465371, 7.34710306672406512673244208951, 8.031395346640823324503469863836, 8.865163127212685297150616758217

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