Properties

Label 2-228672-1.1-c1-0-18
Degree $2$
Conductor $228672$
Sign $1$
Analytic cond. $1825.95$
Root an. cond. $42.7311$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 5-s + 3·7-s + 3·11-s + 4·13-s + 2·17-s − 6·19-s − 3·23-s − 4·25-s − 2·31-s − 3·35-s + 37-s + 3·41-s − 10·43-s − 7·47-s + 2·49-s − 3·53-s − 3·55-s − 10·59-s + 8·61-s − 4·65-s − 8·67-s + 8·71-s − 7·73-s + 9·77-s − 12·79-s + 11·83-s − 2·85-s + ⋯
L(s)  = 1  − 0.447·5-s + 1.13·7-s + 0.904·11-s + 1.10·13-s + 0.485·17-s − 1.37·19-s − 0.625·23-s − 4/5·25-s − 0.359·31-s − 0.507·35-s + 0.164·37-s + 0.468·41-s − 1.52·43-s − 1.02·47-s + 2/7·49-s − 0.412·53-s − 0.404·55-s − 1.30·59-s + 1.02·61-s − 0.496·65-s − 0.977·67-s + 0.949·71-s − 0.819·73-s + 1.02·77-s − 1.35·79-s + 1.20·83-s − 0.216·85-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 228672 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 228672 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(228672\)    =    \(2^{6} \cdot 3^{2} \cdot 397\)
Sign: $1$
Analytic conductor: \(1825.95\)
Root analytic conductor: \(42.7311\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 228672,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.103418188\)
\(L(\frac12)\) \(\approx\) \(2.103418188\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$Isogeny Class over $\mathbf{F}_p$
bad2 \( 1 \)
3 \( 1 \)
397 \( 1 + T \)
good5 \( 1 + T + p T^{2} \) 1.5.b
7 \( 1 - 3 T + p T^{2} \) 1.7.ad
11 \( 1 - 3 T + p T^{2} \) 1.11.ad
13 \( 1 - 4 T + p T^{2} \) 1.13.ae
17 \( 1 - 2 T + p T^{2} \) 1.17.ac
19 \( 1 + 6 T + p T^{2} \) 1.19.g
23 \( 1 + 3 T + p T^{2} \) 1.23.d
29 \( 1 + p T^{2} \) 1.29.a
31 \( 1 + 2 T + p T^{2} \) 1.31.c
37 \( 1 - T + p T^{2} \) 1.37.ab
41 \( 1 - 3 T + p T^{2} \) 1.41.ad
43 \( 1 + 10 T + p T^{2} \) 1.43.k
47 \( 1 + 7 T + p T^{2} \) 1.47.h
53 \( 1 + 3 T + p T^{2} \) 1.53.d
59 \( 1 + 10 T + p T^{2} \) 1.59.k
61 \( 1 - 8 T + p T^{2} \) 1.61.ai
67 \( 1 + 8 T + p T^{2} \) 1.67.i
71 \( 1 - 8 T + p T^{2} \) 1.71.ai
73 \( 1 + 7 T + p T^{2} \) 1.73.h
79 \( 1 + 12 T + p T^{2} \) 1.79.m
83 \( 1 - 11 T + p T^{2} \) 1.83.al
89 \( 1 - 6 T + p T^{2} \) 1.89.ag
97 \( 1 + 14 T + p T^{2} \) 1.97.o
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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

−13.06934246022789, −12.27412091051369, −11.98978240380892, −11.49413136563536, −11.15811239565995, −10.75546223910885, −10.21386521403497, −9.638987889947447, −9.138841987081924, −8.495672510480457, −8.293043532988756, −7.878510283493483, −7.330513704215956, −6.630866523490684, −6.266613378361254, −5.796207718734069, −5.160989426120826, −4.501094276038322, −4.205153082265695, −3.638721919794456, −3.204298151815073, −2.241695932177073, −1.635127791132965, −1.388561146584734, −0.3966360950872783, 0.3966360950872783, 1.388561146584734, 1.635127791132965, 2.241695932177073, 3.204298151815073, 3.638721919794456, 4.205153082265695, 4.501094276038322, 5.160989426120826, 5.796207718734069, 6.266613378361254, 6.630866523490684, 7.330513704215956, 7.878510283493483, 8.293043532988756, 8.495672510480457, 9.138841987081924, 9.638987889947447, 10.21386521403497, 10.75546223910885, 11.15811239565995, 11.49413136563536, 11.98978240380892, 12.27412091051369, 13.06934246022789

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