Properties

Label 2-401-1.1-c1-0-28
Degree $2$
Conductor $401$
Sign $-1$
Analytic cond. $3.20200$
Root an. cond. $1.78941$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 1.72·2-s − 2.96·3-s + 0.982·4-s + 1.08·5-s − 5.11·6-s − 1.51·7-s − 1.75·8-s + 5.77·9-s + 1.87·10-s − 5.06·11-s − 2.90·12-s − 2.50·13-s − 2.61·14-s − 3.22·15-s − 4.99·16-s − 1.60·17-s + 9.96·18-s + 0.616·19-s + 1.06·20-s + 4.48·21-s − 8.74·22-s − 0.286·23-s + 5.20·24-s − 3.81·25-s − 4.31·26-s − 8.20·27-s − 1.48·28-s + ⋯
L(s)  = 1  + 1.22·2-s − 1.70·3-s + 0.491·4-s + 0.486·5-s − 2.08·6-s − 0.572·7-s − 0.621·8-s + 1.92·9-s + 0.594·10-s − 1.52·11-s − 0.839·12-s − 0.693·13-s − 0.698·14-s − 0.832·15-s − 1.24·16-s − 0.389·17-s + 2.34·18-s + 0.141·19-s + 0.239·20-s + 0.978·21-s − 1.86·22-s − 0.0598·23-s + 1.06·24-s − 0.763·25-s − 0.846·26-s − 1.57·27-s − 0.281·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 401 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 401 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(401\)
Sign: $-1$
Analytic conductor: \(3.20200\)
Root analytic conductor: \(1.78941\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 401,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad401 \( 1 + T \)
good2 \( 1 - 1.72T + 2T^{2} \)
3 \( 1 + 2.96T + 3T^{2} \)
5 \( 1 - 1.08T + 5T^{2} \)
7 \( 1 + 1.51T + 7T^{2} \)
11 \( 1 + 5.06T + 11T^{2} \)
13 \( 1 + 2.50T + 13T^{2} \)
17 \( 1 + 1.60T + 17T^{2} \)
19 \( 1 - 0.616T + 19T^{2} \)
23 \( 1 + 0.286T + 23T^{2} \)
29 \( 1 - 3.32T + 29T^{2} \)
31 \( 1 + 7.41T + 31T^{2} \)
37 \( 1 - 6.94T + 37T^{2} \)
41 \( 1 + 1.08T + 41T^{2} \)
43 \( 1 - 6.85T + 43T^{2} \)
47 \( 1 - 5.85T + 47T^{2} \)
53 \( 1 - 10.8T + 53T^{2} \)
59 \( 1 + 11.0T + 59T^{2} \)
61 \( 1 + 5.58T + 61T^{2} \)
67 \( 1 - 13.4T + 67T^{2} \)
71 \( 1 + 12.5T + 71T^{2} \)
73 \( 1 - 2.65T + 73T^{2} \)
79 \( 1 - 2.93T + 79T^{2} \)
83 \( 1 - 0.372T + 83T^{2} \)
89 \( 1 + 10.6T + 89T^{2} \)
97 \( 1 + 4.14T + 97T^{2} \)
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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

−11.01574953680648948587424943815, −10.24150631684685706160451950323, −9.346073490248882113654580912980, −7.55186304350611020327377865412, −6.48889185824238450965397081093, −5.68758413180960601444393801990, −5.19299082737600597275969364068, −4.20794305240342618901209651915, −2.58492994415211244658888385157, 0, 2.58492994415211244658888385157, 4.20794305240342618901209651915, 5.19299082737600597275969364068, 5.68758413180960601444393801990, 6.48889185824238450965397081093, 7.55186304350611020327377865412, 9.346073490248882113654580912980, 10.24150631684685706160451950323, 11.01574953680648948587424943815

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