Properties

Label 2-1904-1.1-c1-0-20
Degree $2$
Conductor $1904$
Sign $1$
Analytic cond. $15.2035$
Root an. cond. $3.89916$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 1.61·3-s + 0.618·5-s + 7-s − 0.381·9-s + 0.763·11-s + 1.23·13-s + 1.00·15-s + 17-s + 8.47·19-s + 1.61·21-s + 7.70·23-s − 4.61·25-s − 5.47·27-s − 5.70·29-s − 6.32·31-s + 1.23·33-s + 0.618·35-s + 0.472·37-s + 2.00·39-s − 0.0901·41-s + 12.0·43-s − 0.236·45-s + 8.47·47-s + 49-s + 1.61·51-s + 10.7·53-s + 0.472·55-s + ⋯
L(s)  = 1  + 0.934·3-s + 0.276·5-s + 0.377·7-s − 0.127·9-s + 0.230·11-s + 0.342·13-s + 0.258·15-s + 0.242·17-s + 1.94·19-s + 0.353·21-s + 1.60·23-s − 0.923·25-s − 1.05·27-s − 1.05·29-s − 1.13·31-s + 0.215·33-s + 0.104·35-s + 0.0776·37-s + 0.320·39-s − 0.0140·41-s + 1.84·43-s − 0.0351·45-s + 1.23·47-s + 0.142·49-s + 0.226·51-s + 1.48·53-s + 0.0636·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1904 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1904 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1904\)    =    \(2^{4} \cdot 7 \cdot 17\)
Sign: $1$
Analytic conductor: \(15.2035\)
Root analytic conductor: \(3.89916\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1904,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.780679386\)
\(L(\frac12)\) \(\approx\) \(2.780679386\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
7 \( 1 - T \)
17 \( 1 - T \)
good3 \( 1 - 1.61T + 3T^{2} \)
5 \( 1 - 0.618T + 5T^{2} \)
11 \( 1 - 0.763T + 11T^{2} \)
13 \( 1 - 1.23T + 13T^{2} \)
19 \( 1 - 8.47T + 19T^{2} \)
23 \( 1 - 7.70T + 23T^{2} \)
29 \( 1 + 5.70T + 29T^{2} \)
31 \( 1 + 6.32T + 31T^{2} \)
37 \( 1 - 0.472T + 37T^{2} \)
41 \( 1 + 0.0901T + 41T^{2} \)
43 \( 1 - 12.0T + 43T^{2} \)
47 \( 1 - 8.47T + 47T^{2} \)
53 \( 1 - 10.7T + 53T^{2} \)
59 \( 1 + 59T^{2} \)
61 \( 1 + 7.32T + 61T^{2} \)
67 \( 1 - 13.0T + 67T^{2} \)
71 \( 1 + 10.9T + 71T^{2} \)
73 \( 1 - 7.14T + 73T^{2} \)
79 \( 1 + 2.94T + 79T^{2} \)
83 \( 1 + 15.4T + 83T^{2} \)
89 \( 1 - 2T + 89T^{2} \)
97 \( 1 - 15.0T + 97T^{2} \)
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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

−9.251494114526931680146744358608, −8.557481013191392824325509638094, −7.52270453110405666428798929251, −7.27223624438057612688824540281, −5.76677596764495562855844723021, −5.37840242461091345403321708712, −4.02144685807586174488539976853, −3.26944270530189560424564744998, −2.35049339893568582670634373650, −1.17578664884106330615335621997, 1.17578664884106330615335621997, 2.35049339893568582670634373650, 3.26944270530189560424564744998, 4.02144685807586174488539976853, 5.37840242461091345403321708712, 5.76677596764495562855844723021, 7.27223624438057612688824540281, 7.52270453110405666428798929251, 8.557481013191392824325509638094, 9.251494114526931680146744358608

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