Properties

Label 2-48-1.1-c25-0-19
Degree $2$
Conductor $48$
Sign $-1$
Analytic cond. $190.078$
Root an. cond. $13.7868$
Motivic weight $25$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 5.31e5·3-s − 2.92e8·5-s − 3.58e9·7-s + 2.82e11·9-s − 1.51e13·11-s + 1.22e12·13-s − 1.55e14·15-s + 2.51e15·17-s + 7.99e15·19-s − 1.90e15·21-s + 9.96e16·23-s − 2.12e17·25-s + 1.50e17·27-s − 2.08e18·29-s + 4.93e18·31-s − 8.03e18·33-s + 1.04e18·35-s + 1.98e19·37-s + 6.48e17·39-s + 2.24e20·41-s + 7.22e19·43-s − 8.26e19·45-s − 1.89e20·47-s − 1.32e21·49-s + 1.33e21·51-s − 2.64e21·53-s + 4.42e21·55-s + ⋯
L(s)  = 1  + 0.577·3-s − 0.536·5-s − 0.0977·7-s + 1/3·9-s − 1.45·11-s + 0.0145·13-s − 0.309·15-s + 1.04·17-s + 0.828·19-s − 0.0564·21-s + 0.948·23-s − 0.712·25-s + 0.192·27-s − 1.09·29-s + 1.12·31-s − 0.838·33-s + 0.0524·35-s + 0.495·37-s + 0.00839·39-s + 1.55·41-s + 0.275·43-s − 0.178·45-s − 0.238·47-s − 0.990·49-s + 0.605·51-s − 0.739·53-s + 0.778·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 48 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(26-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 48 ^{s/2} \, \Gamma_{\C}(s+25/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(48\)    =    \(2^{4} \cdot 3\)
Sign: $-1$
Analytic conductor: \(190.078\)
Root analytic conductor: \(13.7868\)
Motivic weight: \(25\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 48,\ (\ :25/2),\ -1)\)

Particular Values

\(L(13)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{27}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 - p^{12} T \)
good5 \( 1 + 11710194 p^{2} T + p^{25} T^{2} \)
7 \( 1 + 73074368 p^{2} T + p^{25} T^{2} \)
11 \( 1 + 1373779385292 p T + p^{25} T^{2} \)
13 \( 1 - 1221071681246 T + p^{25} T^{2} \)
17 \( 1 - 2518250853863682 T + p^{25} T^{2} \)
19 \( 1 - 7992693407413060 T + p^{25} T^{2} \)
23 \( 1 - 99645642629247624 T + p^{25} T^{2} \)
29 \( 1 + 2080672742244316890 T + p^{25} T^{2} \)
31 \( 1 - 4937672075835729208 T + p^{25} T^{2} \)
37 \( 1 - 19829154107621718182 T + p^{25} T^{2} \)
41 \( 1 - \)\(22\!\cdots\!42\)\( T + p^{25} T^{2} \)
43 \( 1 - 72221008334482349884 T + p^{25} T^{2} \)
47 \( 1 + \)\(18\!\cdots\!92\)\( T + p^{25} T^{2} \)
53 \( 1 + \)\(26\!\cdots\!74\)\( T + p^{25} T^{2} \)
59 \( 1 - \)\(16\!\cdots\!40\)\( T + p^{25} T^{2} \)
61 \( 1 + \)\(35\!\cdots\!38\)\( T + p^{25} T^{2} \)
67 \( 1 + \)\(10\!\cdots\!92\)\( T + p^{25} T^{2} \)
71 \( 1 + \)\(73\!\cdots\!12\)\( T + p^{25} T^{2} \)
73 \( 1 + \)\(26\!\cdots\!74\)\( T + p^{25} T^{2} \)
79 \( 1 - \)\(10\!\cdots\!40\)\( T + p^{25} T^{2} \)
83 \( 1 + \)\(15\!\cdots\!96\)\( T + p^{25} T^{2} \)
89 \( 1 - \)\(21\!\cdots\!90\)\( T + p^{25} T^{2} \)
97 \( 1 + \)\(44\!\cdots\!58\)\( T + p^{25} T^{2} \)
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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

−10.30170758799655032815189352660, −9.292804891097374034900514904691, −7.911211078669296358081844374213, −7.49998052220820775341378574056, −5.81427739622505233242516878689, −4.68585579665638431432672264691, −3.38720239314110401403519801357, −2.61978928016559819391111979494, −1.19578369101227955572375892223, 0, 1.19578369101227955572375892223, 2.61978928016559819391111979494, 3.38720239314110401403519801357, 4.68585579665638431432672264691, 5.81427739622505233242516878689, 7.49998052220820775341378574056, 7.911211078669296358081844374213, 9.292804891097374034900514904691, 10.30170758799655032815189352660

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