Properties

Label 2-1925-1.1-c1-0-21
Degree $2$
Conductor $1925$
Sign $1$
Analytic cond. $15.3712$
Root an. cond. $3.92061$
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  + 0.719·2-s + 0.234·3-s − 1.48·4-s + 0.168·6-s − 7-s − 2.50·8-s − 2.94·9-s + 11-s − 0.347·12-s − 2.88·13-s − 0.719·14-s + 1.16·16-s + 5.70·17-s − 2.11·18-s − 0.482·19-s − 0.234·21-s + 0.719·22-s + 2.02·23-s − 0.587·24-s − 2.07·26-s − 1.39·27-s + 1.48·28-s + 6.27·29-s + 4.19·31-s + 5.84·32-s + 0.234·33-s + 4.10·34-s + ⋯
L(s)  = 1  + 0.508·2-s + 0.135·3-s − 0.741·4-s + 0.0688·6-s − 0.377·7-s − 0.885·8-s − 0.981·9-s + 0.301·11-s − 0.100·12-s − 0.800·13-s − 0.192·14-s + 0.290·16-s + 1.38·17-s − 0.499·18-s − 0.110·19-s − 0.0511·21-s + 0.153·22-s + 0.421·23-s − 0.119·24-s − 0.407·26-s − 0.268·27-s + 0.280·28-s + 1.16·29-s + 0.752·31-s + 1.03·32-s + 0.0408·33-s + 0.703·34-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1925 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1925 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1925\)    =    \(5^{2} \cdot 7 \cdot 11\)
Sign: $1$
Analytic conductor: \(15.3712\)
Root analytic conductor: \(3.92061\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1925,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.513694164\)
\(L(\frac12)\) \(\approx\) \(1.513694164\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad5 \( 1 \)
7 \( 1 + T \)
11 \( 1 - T \)
good2 \( 1 - 0.719T + 2T^{2} \)
3 \( 1 - 0.234T + 3T^{2} \)
13 \( 1 + 2.88T + 13T^{2} \)
17 \( 1 - 5.70T + 17T^{2} \)
19 \( 1 + 0.482T + 19T^{2} \)
23 \( 1 - 2.02T + 23T^{2} \)
29 \( 1 - 6.27T + 29T^{2} \)
31 \( 1 - 4.19T + 31T^{2} \)
37 \( 1 + 0.237T + 37T^{2} \)
41 \( 1 + 0.0283T + 41T^{2} \)
43 \( 1 - 2.97T + 43T^{2} \)
47 \( 1 - 6.61T + 47T^{2} \)
53 \( 1 - 3.48T + 53T^{2} \)
59 \( 1 + 1.79T + 59T^{2} \)
61 \( 1 - 4.29T + 61T^{2} \)
67 \( 1 + 5.58T + 67T^{2} \)
71 \( 1 - 15.0T + 71T^{2} \)
73 \( 1 + 4.18T + 73T^{2} \)
79 \( 1 + 4.44T + 79T^{2} \)
83 \( 1 + 2.19T + 83T^{2} \)
89 \( 1 - 12.8T + 89T^{2} \)
97 \( 1 + 7.13T + 97T^{2} \)
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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

−9.201660246683081556683480449940, −8.471835968856150773847337513897, −7.76456012458061895633045206022, −6.67994685234424065446705370211, −5.79900705301349366500411265097, −5.19613227295336068656723822202, −4.28072068992080021925292825540, −3.30714312660709484951090057143, −2.64145528928680705529160765934, −0.75654141829225319214570562645, 0.75654141829225319214570562645, 2.64145528928680705529160765934, 3.30714312660709484951090057143, 4.28072068992080021925292825540, 5.19613227295336068656723822202, 5.79900705301349366500411265097, 6.67994685234424065446705370211, 7.76456012458061895633045206022, 8.471835968856150773847337513897, 9.201660246683081556683480449940

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