Properties

Label 2-401-1.1-c1-0-23
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  − 1.82·2-s + 2.71·3-s + 1.31·4-s − 3.63·5-s − 4.94·6-s − 2.90·7-s + 1.24·8-s + 4.36·9-s + 6.61·10-s + 3.61·11-s + 3.57·12-s − 3.91·13-s + 5.28·14-s − 9.85·15-s − 4.90·16-s − 4.31·17-s − 7.94·18-s − 7.56·19-s − 4.78·20-s − 7.88·21-s − 6.58·22-s + 5.09·23-s + 3.37·24-s + 8.20·25-s + 7.12·26-s + 3.69·27-s − 3.82·28-s + ⋯
L(s)  = 1  − 1.28·2-s + 1.56·3-s + 0.657·4-s − 1.62·5-s − 2.01·6-s − 1.09·7-s + 0.440·8-s + 1.45·9-s + 2.09·10-s + 1.08·11-s + 1.03·12-s − 1.08·13-s + 1.41·14-s − 2.54·15-s − 1.22·16-s − 1.04·17-s − 1.87·18-s − 1.73·19-s − 1.06·20-s − 1.71·21-s − 1.40·22-s + 1.06·23-s + 0.689·24-s + 1.64·25-s + 1.39·26-s + 0.711·27-s − 0.722·28-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 \( 1 + 1.82T + 2T^{2} \)
3 \( 1 - 2.71T + 3T^{2} \)
5 \( 1 + 3.63T + 5T^{2} \)
7 \( 1 + 2.90T + 7T^{2} \)
11 \( 1 - 3.61T + 11T^{2} \)
13 \( 1 + 3.91T + 13T^{2} \)
17 \( 1 + 4.31T + 17T^{2} \)
19 \( 1 + 7.56T + 19T^{2} \)
23 \( 1 - 5.09T + 23T^{2} \)
29 \( 1 + 9.24T + 29T^{2} \)
31 \( 1 + 5.40T + 31T^{2} \)
37 \( 1 + 5.74T + 37T^{2} \)
41 \( 1 + 0.817T + 41T^{2} \)
43 \( 1 - 3.79T + 43T^{2} \)
47 \( 1 - 3.24T + 47T^{2} \)
53 \( 1 - 6.67T + 53T^{2} \)
59 \( 1 - 11.6T + 59T^{2} \)
61 \( 1 - 5.95T + 61T^{2} \)
67 \( 1 - 6.42T + 67T^{2} \)
71 \( 1 + 12.6T + 71T^{2} \)
73 \( 1 + 12.3T + 73T^{2} \)
79 \( 1 - 2.20T + 79T^{2} \)
83 \( 1 - 11.0T + 83T^{2} \)
89 \( 1 + 2.51T + 89T^{2} \)
97 \( 1 + 9.17T + 97T^{2} \)
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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

−10.54307196160151375403196104991, −9.404537930153111956111653627307, −8.941019465295034033082227011681, −8.371694777097325367311131809848, −7.20000699089586833742675348241, −7.01775377861532368357055770390, −4.29049695509124608662804672652, −3.63018628527675184387112084302, −2.22950151339791838756176820913, 0, 2.22950151339791838756176820913, 3.63018628527675184387112084302, 4.29049695509124608662804672652, 7.01775377861532368357055770390, 7.20000699089586833742675348241, 8.371694777097325367311131809848, 8.941019465295034033082227011681, 9.404537930153111956111653627307, 10.54307196160151375403196104991

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